| {"class": 8, "label": 7, "question type": "3", "question": "Can you find three numbers in the picture that add to 17? Please provide these three numbers", "answer": {"text": "2, 13, 2"}, "images": ["./data/img_8/brainbashers_7.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zfro"} |
| {"class": 8, "label": 11, "question type": "3", "question": "The river Pregel ran through the town of Konigsberg. In the river were two islands, connected to each other and the rest of the city by seven bridges.\n\r\nThe residents of Konigsberg challenged each other to walk through the city, and cross each of the seven bridges exactly once.\n\r\nCan you find a path that they might have taken?", "answer": {"text": "There is no such route."}, "images": ["./data/img_8/brainbashers_11.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/ztny"} |
| {"class": 8, "label": 13, "question type": "3", "question": "Training Stars #1 - Logic Puzzles\nThe first group of trainee astronauts are all sitting around the table, waiting to start their first day of training.\n\r\nFrom the clues given below, can work out where everyone sits? Please answer everyone's seat. \n\r\nSeat 1 is next to Seat 2 and Seat 8, etc. Seat 5 is across from Seat 1, and Seat 7 is across from Seat 3, etc. Seat 2 is a higher seat number than Seat 1, etc.\n\n\n\nWilliam is next to Alisa and Nick.\n\nWilliam is across from George.\n\nAmanda is next to Sarah.\n\nSarah is across from Eric.\n\nNick is next to Eric.\n\nSydney is in Seat 4 and sits next to George.\n\nGeorge has a higher seat number than Sydney.\n\nAlisa is not in Seat 2.", "answer": {"text": "Seat 1 = William\nSeat 2 = Nick\nSeat 3 = Eric\nSeat 4 = Sydney\nSeat 5 = George\nSeat 6 = Amanda\nSeat 7 = Sarah\nSeat 8 = Alisa."}, "images": ["./data/img_8/brainbashers_13.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zgir"} |
| {"class": 8, "label": 21, "question type": "3", "question": "Customer services at BrainBashers headquarters received the following letter recently.\n\r\nLuckily our top puzzle solvers were able to determine the meaning and help Mrs Middins. So what is her problem?", "answer": {"text": "The letter was written on a typewriter which has a problem with the middle row of letters – they print spaces instead. The letter should have read:\nDear Sir,\nI recently visited one of your outlets to buy one of your typewriters. However, as you can see I am having a small problem.\nThe middle row of the keyboard appears to be faulty.\nI would be very grateful if you could despatch a replacement by return post. Failing this, could you please send an engineer to resolve this problem as a matter of urgency.\nYours faithfully,\nMrs Middins."}, "images": ["./data/img_8/brainbashers_21.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zddt"} |
| {"class": 8, "label": 27, "question type": "3", "question": "Can you find three numbers that add to 19? Please provide these three numbers", "answer": {"text": "6 + 1 + 12 = 19."}, "images": ["./data/img_8/brainbashers_27.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zlbv"} |
| {"class": 8, "label": 35, "question type": "3", "question": "What is the simplest way of making this equation correct?", "answer": {"text": "Simply rotate it 180 degrees!"}, "images": ["./data/img_8/brainbashers_35.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/znsi"} |
| {"class": 8, "label": 43, "question type": "3", "question": "Can you add two lines to complete this sequence of towers? Please describe the method of adding", "answer": {"text": "Add the two lines to the second tower from the left to complete the 'X' in the inverted letter sequence U, V, W, X, Y forming the towers' roofs."}, "images": ["./data/img_8/brainbashers_43.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zknl"} |
| {"class": 8, "label": 50, "question type": "2", "question": "My special BrainBashers clock works in a very unusual way.\n\r\nIt only ever shows the reflection of the current time!\n\r\nSo when it shows 7:15, what is the correct time?", "answer": {"text": "4:45."}, "images": ["./data/img_8/brainbashers_50.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zhqk"} |
| {"class": 8, "label": 55, "question type": "3", "question": "The map below shows the street locations of a city. Position three police officers such that the entire length of every street can be seen by at least one officer.", "answer": {"text": "B, G and H."}, "images": ["./data/img_8/brainbashers_55.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zmua"} |
| {"class": 8, "label": 60, "question type": "2", "question": "Which one of these letters is the odd one out?", "answer": {"text": "θ (theta)."}, "images": ["./data/img_8/brainbashers_60.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zzqf"} |
| {"class": 8, "label": 61, "question type": "3", "question": "The Miller next took the company aside and showed them nine sacks of flour that were standing as depicted in the sketch.\n\r\n\"Now, hearken, all and some,\" said he, \"while that I do set ye the riddle of the nine sacks of flour.\n\r\nAnd mark ye, my lords, that there be single sacks on the outside, pairs next unto them, and three together in the middle thereof.\n\r\nBy Saint Benedict, it doth so happen that if we do but multiply the pair, 28, by the single one, 7, the answer is 196, which is of a truth the number shown by the sacks in the middle.\n\r\nYet it be not true that the other pair, 34, when so multiplied by its neighbour, 5, will also make 196.\n\r\nWherefore I do beg you, gentle sirs, so to place anew the nine sacks with as little trouble as possible that each pair when thus multiplied by its single neighbour shall make the number in the middle.\"\n\r\nAs the Miller has stipulated in effect that as few bags as possible shall be moved, there is only one answer to this puzzle, which everybody should be able to solve. Please provide the way to arrange the sacks of flour.", "answer": {"text": "The way to arrange the sacks of flour is as follows: 2, 78, 156, 39, 4. "}, "images": ["./data/img_8/brainbashers_61.png"], "datajson": "brainbashers", "url": "https://www.brainbashers.com/puzzle/zyit"} |
| {"class": 8, "label": 318, "question type": "1", "question": "Choose the most appropriate option: A．A, B．B, C．C, D．D", "answer": {"text": "C"}, "images": ["./data/img_8/chinaexam_318.jpeg"], "datajson": "chinaexam", "url": "chinaexam.pdf#page=134"} |
| {"class": 8, "label": 7, "question type": "3", "question": "Move one red ball to turn the sequence 1-2-3-4 into 4-3-2-1.", "answer": {"text": "Take the second-to-last ball and place it between the first two balls on the left."}, "images": ["./data/img_8/puzzleprime_7.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/4-3-2-1/"} |
| {"class": 8, "label": 9, "question type": "2", "question": "If you turn the handle of the top left gear clockwise, will the box in the bottom right open or close?", "answer": {"text": "open"}, "images": ["./data/img_8/puzzleprime_9.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/open-or-close/"} |
| {"class": 8, "label": 10, "question type": "3", "question": "Move the minus sign to make an expression equivalent to nine fifty.", "answer": {"text": "Move the minus sign to the top of the second vertical line to get “10 to 10”, i.e. 9:50."}, "images": ["./data/img_8/puzzleprime_10.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/nine-fifty/"} |
| {"class": 8, "label": 11, "question type": "3", "question": "What are the names of the three girls in this rock band? T _ _ _ _ & D _ _ _ _ _ _ & L _ _ _", "answer": {"text": "The vocalist’s name is Tessa. The bassist’s name is Delilah. The drummer’s name is Lisa."}, "images": ["./data/img_8/puzzleprime_11.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/girls-rock/"} |
| {"class": 8, "label": 17, "question type": "2", "question": "What nationalities do these sums spell?", "answer": {"text": "CANADIAN"}, "images": ["./data/img_8/puzzleprime_17.jpeg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-30/"} |
| {"class": 8, "label": 18, "question type": "2", "question": "You have fifteen matchsticks. If you must remove exactly six of them, what word should the remaining matchsticks spell?", "answer": {"text": "TEN"}, "images": ["./data/img_8/puzzleprime_18.jpeg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/ten-matchsticks/"} |
| {"class": 8, "label": 19, "question type": "3", "question": "What does this Venn diagram depict?", "answer": {"text": "Each of the numbers corresponds to a letter from the alphabet: 1 – A, 4 – D, 5 – E, 7 – G, 14 – N, 15 – O, 18 – R The three colors in the Venn diagram are GREEN, RED, ORANGE, and what is depicted is the letters they share."}, "images": ["./data/img_8/puzzleprime_19.jpeg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/color-venn/"} |
| {"class": 8, "label": 20, "question type": "2", "question": "What measurement units do these sums spell?", "answer": {"text": "FOOT, INCH"}, "images": ["./data/img_8/puzzleprime_20.jpeg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-29/"} |
| {"class": 8, "label": 21, "question type": "2", "question": "What animals do these sums spell?", "answer": {"text": "SLOTH, FERRET"}, "images": ["./data/img_8/puzzleprime_21.jpeg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-28/"} |
| {"class": 8, "label": 22, "question type": "2", "question": "What state does this sum spell?", "answer": {"text": "COLORADO"}, "images": ["./data/img_8/puzzleprime_22.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-27/"} |
| {"class": 8, "label": 24, "question type": "2", "question": "What animals do these sums spell?", "answer": {"text": "SNAIL, FOX"}, "images": ["./data/img_8/puzzleprime_24.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-26/"} |
| {"class": 8, "label": 25, "question type": "3", "question": "What coin does this sum spell? What number does this sum spell?", "answer": {"text": "DOLLAR, FOUR"}, "images": ["./data/img_8/puzzleprime_25.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-25/"} |
| {"class": 8, "label": 29, "question type": "2", "question": "Merlin says the colored lines on the ground actually form a six-letter keyword. What is the six-letter keyword?", "answer": {"text": "UNLINK"}, "images": ["./data/img_8/puzzleprime_29.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/merlin-and-hermes-mysterious-lines/"} |
| {"class": 8, "label": 30, "question type": "2", "question": "In which direction is this bus moving – towards the left or towards the right?", "answer": {"text": "right"}, "images": ["./data/img_8/puzzleprime_30.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/left-or-right/"} |
| {"class": 8, "label": 33, "question type": "3", "question": "A boy receives a small note from a girl during his math class. He unfolds the note and sees the following expression. What does it mean?", "answer": {"text": "If you fold the note the other way around, the message “I LOVE YOU” appears."}, "images": ["./data/img_8/puzzleprime_33.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/a-note-in-a-math-class/"} |
| {"class": 8, "label": 34, "question type": "3", "question": "Starting from the letter \"T\" at the bottom, visit all spots exactly once and return to the start. The letters you pass through will spell a complete sentence. What is the sentence?", "answer": {"text": "There is no possible way"}, "images": ["./data/img_8/puzzleprime_34.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/canals-on-mars-maze/"} |
| {"class": 8, "label": 35, "question type": "2", "question": "August 20, 1940 Leon Trotsky, an enemy of Josef Stalin, had been in exile for 11 years. On this day, a Soviet assassin entered Trotsky’s house in Mexico City and hit him in the head with an ice axe. He died the next day. Here is a group of suspects who were rounded up. Each wrong suspect has one different feature from the correct suspect. Who killed Trotsky?", "answer": {"text": "Ramón Mercader."}, "images": ["./data/img_8/puzzleprime_35.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/trotskys-killer/"} |
| {"class": 8, "label": 36, "question type": "2", "question": "Can you figure out which word is depicted by this rebus?", "answer": {"text": "CHOCOLATE"}, "images": ["./data/img_8/puzzleprime_36.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/thokas-rebus-5/"} |
| {"class": 8, "label": 38, "question type": "2", "question": "Can you figure out which word is depicted by this rebus?", "answer": {"text": "TERRITORY"}, "images": ["./data/img_8/puzzleprime_38.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/thokas-rebus-4/"} |
| {"class": 8, "label": 41, "question type": "3", "question": "Two trains are crossing the bridge bellow at the same speed on a non-windy day. One of the trains, however, takes significantly more time to pass the bridge than the other. Why?", "answer": {"text": "The two trains have different lengths, so the longer one needs more time until it crosses completely the bridge."}, "images": ["./data/img_8/puzzleprime_41.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/lateral/two-trains-and-a-bridge/"} |
| {"class": 8, "label": 44, "question type": "3", "question": "How did Slylock Fox get the rope up to the window so they could escape?", "answer": {"text": "He had the fisherman cast his line up to the window, tied the rope to the line, and pulled the rope up."}, "images": ["./data/img_8/puzzleprime_44.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/on-fire/"} |
| {"class": 8, "label": 45, "question type": "2", "question": "Can you figure out which phrase is depicted by this rebus?", "answer": {"text": "BALLROOM SHOES"}, "images": ["./data/img_8/puzzleprime_45.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/thokas-rebus-3/"} |
| {"class": 8, "label": 46, "question type": "2", "question": "In a chest there are 2 brown socks, 6 brown shoes (3 left, 3 right), 4 black socks, and 4 black shoes (2 left, 2 right). You pick items one by one at random, without looking. What is the minimum number of items you must pick to be certain you can wear a matching pair of shoes (same color, left and right) and matching socks of the same color?", "answer": {"text": "14"}, "images": ["./data/img_8/puzzleprime_46.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/contests/giveaway/puzzle-giveaway-3/"} |
| {"class": 8, "label": 47, "question type": "2", "question": "Can you figure out which word is depicted by this rebus?", "answer": {"text": "SECRETARY"}, "images": ["./data/img_8/puzzleprime_47.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/thokas-rebus-2/"} |
| {"class": 8, "label": 48, "question type": "2", "question": "At Creepy Beasts Inc. there are three animals: a tiger, a wolf, and a bear. Their surnames are also Tiger, Wolf, and Bear, but nobody’s surname matches their own species. If the wolf says: “Since Mr. Tiger spoke, my surname can’t be Tiger or Wolf”, what is the wolf’s surname?", "answer": {"text": "Bear"}, "images": ["./data/img_8/puzzleprime_48.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/creepy-beasts-inc/"} |
| {"class": 8, "label": 53, "question type": "3", "question": "Is it true that for every closed curve in the plane, you can use a rope to recreate the layout, so that the rope can be untangled?Said otherwise, you have to determine at each intersection point of the closed curve, which of the two parts goes over and which one goes under, so that there aren’t any knots in the resulting rope.", "answer": {"text": "True. Start from any point of the curve and keep moving along it, so that at each non-visited intersection you go over, until you get back to where you started from."}, "images": ["./data/img_8/puzzleprime_53.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/unravel-the-rope/"} |
| {"class": 8, "label": 55, "question type": "2", "question": "Can you figure out which word is depicted by this rebus?", "answer": {"text": "HARBINGER"}, "images": ["./data/img_8/puzzleprime_55.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/thokas-rebus-1/"} |
| {"class": 8, "label": 58, "question type": "2", "question": "This WWII Dutch poster shows four pigs. If you fold the poster along the lines as intended, whose face will appear as the “fifth pig”?", "answer": {"text": "Adolf Hitler"}, "images": ["./data/img_8/puzzleprime_58.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/practical/the-fifth-pig/"} |
| {"class": 8, "label": 59, "question type": "3", "question": "The diving bell that Slylock Fox and Max Mouse are using has snapped its chain. A rescue team can reach Slylock and Max within 20 minutes, but there are only 15 minutes of air left. What will Slylock do?", "answer": {"text": "He will use the lug wrench to remove the sunken car’s tires and release their air into the diving bell."}, "images": ["./data/img_8/puzzleprime_59.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/under-water/"} |
| {"class": 8, "label": 60, "question type": "3", "question": "On the image below you can see 11 points in the plane placed in such a way that there exist 6 lines passing through 4 points each. Can you place 10 points in the plane, such that there are 5 lines passing through 4 points each? Please describe the placement method", "answer": {"text": "Place the 10 points on a regular pentagram (five-pointed star), so each of the 5 star lines contains 4 points."}, "images": ["./data/img_8/puzzleprime_60.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/5-lines-with-4-points/"} |
| {"class": 8, "label": 62, "question type": "2", "question": "What animal does this sum spell?", "answer": {"text": "TURTLE"}, "images": ["./data/img_8/puzzleprime_62.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-24/"} |
| {"class": 8, "label": 63, "question type": "2", "question": "King Arthur and his eleven honorable knights must sit on a round-table. In how many ways can you arrange the group, if no honorable knight can sit between two older honorable knights?", "answer": {"text": "1024"}, "images": ["./data/img_8/puzzleprime_63.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/king-arthur-and-the-knights/"} |
| {"class": 8, "label": 64, "question type": "2", "question": "Puzzil Primus was born on the 314th day of year 20B.C. and died on the 271st day of year 20A.D. How old was he when he died?", "answer": {"text": "38"}, "images": ["./data/img_8/puzzleprime_64.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/puzzil-primus/"} |
| {"class": 8, "label": 65, "question type": "3", "question": "Bob and Jane are taking turns, placing knights and coins respectively on a chessboard. If Bob is allowed to place a knight only on an empty square which is not attacked by another knight, how many pieces at most can he place before running out of moves? Assume that Jane starts second and plays optimally, trying to prevent Bob from placing knights on the board.", "answer": {"text": "Bob can place at most 16 knights."}, "images": ["./data/img_8/puzzleprime_65.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/knight-and-coins/"} |
| {"class": 8, "label": 71, "question type": "2", "question": "What animal does this sum spell?", "answer": {"text": "BAT"}, "images": ["./data/img_8/puzzleprime_71.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-23/"} |
| {"class": 8, "label": 72, "question type": "2", "question": "What state does this sum spell?", "answer": {"text": "RHODE ISLAND"}, "images": ["./data/img_8/puzzleprime_72.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-22/"} |
| {"class": 8, "label": 73, "question type": "2", "question": "You have a drawer with 10 pairs of black socks and 10 pairs of white socks. How many times do you need to blindly reach inside the drawer and take out a sock, so that you get a matching pair?", "answer": {"text": "3 times."}, "images": ["./data/img_8/puzzleprime_73.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/socks-in-the-drawer/"} |
| {"class": 8, "label": 75, "question type": "3", "question": "What animal does this sum spell?What fish does this sum spell?", "answer": {"text": "BUFFALO, SHARK"}, "images": ["./data/img_8/puzzleprime_75.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-21/"} |
| {"class": 8, "label": 78, "question type": "3", "question": "During World War II, the mathematician Abraham Wald was asked to help with determining which parts of the allied forces’ planes must be armored better. After examining the surviving American planes, he noticed that there were many holes in the fuselage, and very few in the engines. After careful thinking, he suggested that the armor on the engines must be improved. Why?", "answer": {"text": "Abraham Wald realized that the holes should have been distributed more evenly across the planes. Therefore the planes which had more holes in the fuselage survived, while the planes which had more holes in the engines got destroyed."}, "images": ["./data/img_8/puzzleprime_78.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/lateral/wwii-planes/"} |
| {"class": 8, "label": 79, "question type": "2", "question": "What two American cities do these sums spell?", "answer": {"text": "SEATTLE, BOSTON"}, "images": ["./data/img_8/puzzleprime_79.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-20/"} |
| {"class": 8, "label": 80, "question type": "2", "question": "You roll a 5 sided pencil on the table. On one of its sides, it is written “HB Pencil”, the others are blank. What is the chance that the side with text on it ends up straight on top?", "answer": {"text": "0%."}, "images": ["./data/img_8/puzzleprime_80.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/roll-a-pencil/"} |
| {"class": 8, "label": 81, "question type": "3", "question": "You have a sheet of paper and a rectangular piece cut from it, as shown in the picture. What is the easiest way to cut the paper into two pieces with equal areas?", "answer": {"text": "Cut along the line that passes through the center of the big rectangle and the center of the missing small rectangle."}, "images": ["./data/img_8/puzzleprime_81.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/cut-the-paper/"} |
| {"class": 8, "label": 82, "question type": "3", "question": "Who is richer – the richest among the poor or the poorest among the rich?", "answer": {"text": "The poorest among the rich is richer than the richest among the poor."}, "images": ["./data/img_8/puzzleprime_82.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/rich-and-poor/"} |
| {"class": 8, "label": 83, "question type": "3", "question": "Why are 1988 pennies worth more than 1983 pennies?", "answer": {"text": "For the same reason 20 pennies are worth more than 15 pennies. 1983, 1988 are the numbers of pennies, not the years they have been made."}, "images": ["./data/img_8/puzzleprime_83.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/lateral/1988-pennies/"} |
| {"class": 8, "label": 84, "question type": "3", "question": "What reptile does this sum spell?What mammal does this sum spell?", "answer": {"text": "TOAD, BOAR"}, "images": ["./data/img_8/puzzleprime_84.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-19/"} |
| {"class": 8, "label": 87, "question type": "1", "question": "Two identical bolts are placed together so their grooves intermesh. If you move the bolts around each other as you would twiddle your thumbs, holding each bolt firmly by the head so it does not rotate and twiddling them in the direction shown below, will the heads: (a) move inward(b) move outward, or(c) remain the same distance from each other?", "answer": {"text": "(c)"}, "images": ["./data/img_8/puzzleprime_87.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/twiddled-bolts/"} |
| {"class": 8, "label": 88, "question type": "3", "question": "Three people check into a hotel room and each of them gets charged $10 – a total of $30. Later the clerk realizes that the bill is just $25, so he sends the bellboy to return $5 to the guests. On his way to the room, the bellboy decides to cheat and pockets $2 of the money, and gives the three men just one dollar each. Now the three men have spent $9 each, for a total of $27. Additionally, the bellboy took $2 for himself, which adds up to $27 + $2 = $29. Since the guests originally handed over $30, the question is what happened to the remaining $1?", "answer": {"text": "There is no missing dollar. The $27 already includes the bellboy’s $2, and 30 = 25 (hotel) + 3 (returned) + 2 (bellboy)."}, "images": ["./data/img_8/puzzleprime_88.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/the-missing-dollar/"} |
| {"class": 8, "label": 90, "question type": "3", "question": "Where is the driver sitting in this car?", "answer": {"text": "Using the positioning of the mirrors, you can conclude that the driver is sitting on the right."}, "images": ["./data/img_8/puzzleprime_90.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/drivers-seat/"} |
| {"class": 8, "label": 91, "question type": "2", "question": "On top of which number is the car parked?", "answer": {"text": "87"}, "images": ["./data/img_8/puzzleprime_91.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/parking-lot/"} |
| {"class": 8, "label": 92, "question type": "3", "question": "Which of the following objects below is the odd one?", "answer": {"text": "The second square is the odd one"}, "images": ["./data/img_8/puzzleprime_92.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/odd-one/"} |
| {"class": 8, "label": 93, "question type": "3", "question": "George is a great puzzler, so I was extremely surprised when he didn’t immediately know the answer to a really famous puzzle. It’s a puzzle that you probably did years ago, and have heard so often you can do it from memory rather than working it out. It’s also not really that difficult, so I was also surprised when it appeared to be stumping him. “Come on, surely you know this one,” I said. “I don’t. And don’t call me Shirley.” He answered grumpily. I could tell his mood was declining rapidly, but like any great puzzler he was down and not out, and I watched his facial expression change as he reached into his mental bag of tricks. He nodded towards a conveniently located whiteboard. “Have you got a marker for that?” I handed him one, and he drew up the following diagram: He stepped back, admiring his work, beaming proudly. “Well, now the solution is very obvious!” he commented. And indeed it was. The question for you is: What is the puzzle?", "answer": {"text": "The diagram represents the puzzle about the man, trying to cross the river with a fox (F), a chicken (C) and a sack of barley (B). He can carry at most one of them with himself in the boat, and he shouldn’t leave the chicken alone with the fox or with the barley on one side of the river. The red dots represent all admissable configurations and the lines between them all available moves."}, "images": ["./data/img_8/puzzleprime_93.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/reverse-puzzling/"} |
| {"class": 8, "label": 94, "question type": "2", "question": "What two American cities do these puzzle sums represent?", "answer": {"text": "NEWARK, WHEELING"}, "images": ["./data/img_8/puzzleprime_94.jpeg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-18/"} |
| {"class": 8, "label": 95, "question type": "3", "question": "You have 68 coins with different weights. How can you find both the lightest and the heaviest coins with 100 scale weighings?", "answer": {"text": "1. Compare the coins in pairs and separate the light ones in one group and the heavy ones in another. (34 weighings) 2. Find the lightest coin in the first group of 34 coins. (33 weighings) 3. Find the heaviest coin in the second group of 34 coins. (33 weighings)"}, "images": ["./data/img_8/puzzleprime_95.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/68-coins-100-weighings/"} |
| {"class": 8, "label": 99, "question type": "3", "question": "What American city does this sum spell?What American state does this sum spell?", "answer": {"text": "CANTON, INDIANA"}, "images": ["./data/img_8/puzzleprime_99.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-17/"} |
| {"class": 8, "label": 101, "question type": "3", "question": "If there is a vowel on one side of a card, then there is an even number on the other side.” For the four cards shown, how many cards do you need to flip to check this? What if you know each card has exactly one letter on one side and one number on the other?", "answer": {"text": "In both cases you must turn over A and 7 only."}, "images": ["./data/img_8/puzzleprime_101.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/vowels-and-even-numbers/"} |
| {"class": 8, "label": 102, "question type": "3", "question": "Add just one line to create a correct equality.", "answer": {"text": "Add a line to the plus to transform it into a four."}, "images": ["./data/img_8/puzzleprime_102.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/just-one-line/"} |
| {"class": 8, "label": 103, "question type": "2", "question": "Which number must be written in the place of the dots? Remark: The missing number does not necessarily have 3 digits.", "answer": {"text": "88168"}, "images": ["./data/img_8/puzzleprime_103.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/simple-sum/"} |
| {"class": 8, "label": 106, "question type": "3", "question": "A chess king starts on one cell of a chessboard and takes a non-intersecting tour, passing through each square once, and ending up on the initial square. Prove that the king has made no more than 36 diagonal moves.", "answer": {"text": "The king must visit the 28 perimeter squares in order; otherwise, he will create a portion of the board which is inaccessible for him. However, he can not travel from one square to a neighboring one using only diagonal moves. Therefore, he must make at least 28 horizontal/vertical moves and at most 64 – 28 = 36 diagonal moves."}, "images": ["./data/img_8/puzzleprime_106.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/kings-route/"} |
| {"class": 8, "label": 108, "question type": "3", "question": "Two gunshots were fired through the window of a coffee shop. When the police arrived, they successfully recognized which gunshot was fired first. Which was the first gunshot and how did they figure that out?", "answer": {"text": "The cracks of the left gunshot end up right at the cracks of the right gunshot. Therefore the first gunshot is the one on the right."}, "images": ["./data/img_8/puzzleprime_108.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/gunshots/"} |
| {"class": 8, "label": 111, "question type": "3", "question": "A square has dropped on the ground and broken into ten pieces. Accidentally, an additional, eleventh piece has fallen among the others. Please find it", "answer": {"text": "The extra piece is the one consisted of 6 squares."}, "images": ["./data/img_8/puzzleprime_111.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/broken-square/"} |
| {"class": 8, "label": 112, "question type": "3", "question": "An evil warden holds you as a prisoner but offers you a chance to escape. There are 3 doors A, B, and C. Two of the doors lead to freedom and the third door leads to lifetime imprisonment, but you do not which door is what type. You are allowed to point to a door and ask the warden a single yes-no question. If you point to a door that leads to freedom, the warden does answer your question truthfully. But if you point to the door that leads to imprisonment, the warden answers your question randomly, saying either “YES” or “NO” by chance. Can you figure out a way to escape the prison? Please describe the way", "answer": {"text": "You can point towards door A and ask whether door B leads to freedom. If the warden says “YES”, then you open door B. If the warden says “NO”, then you open door C."}, "images": ["./data/img_8/puzzleprime_112.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/the-warden-and-the-three-doors/"} |
| {"class": 8, "label": 113, "question type": "3", "question": "You and eight of your team members are trying to escape the Temple of Doom. You are running through a tunnel away from a deadly smoke and end up in a large hall. There are four paths ahead, and exactly one of them leads to the exit. It takes 20 minutes to explore any of the four paths one way, and your group has only 60 minutes until the deadly smoke suffocates you. The problem is that two of your friends are known to be delirious and it is possible that they do not tell the truth, but nobody knows which ones they are. How should you split the group and explore the tunnels, so that you have enough time to figure out which is the correct path and escape the temple?", "answer": {"text": "Go alone to tunnel 1; send 2 people to tunnel 2; send 3 people to tunnel 3 and 3 people to tunnel 4. After 20 minutes take the majority in each 3-person group; if both 3-person groups are consistent you know which of them is telling the truth; if only one 3-person group is consistent, use the 2-person group to tell whether that group is truthful. In all cases you can determine the correct tunnel within 60 minutes."}, "images": ["./data/img_8/puzzleprime_113.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/the-temple-of-doom/"} |
| {"class": 8, "label": 115, "question type": "2", "question": "Arnold Schwarzenegger has a big one.Michael J. Fox has a small one.The Pope has one but does not use it.Clinton uses his all the time. What is it?", "answer": {"text": "FAMILY NAME."}, "images": ["./data/img_8/puzzleprime_115.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/riddle/the-pope-has-it/"} |
| {"class": 8, "label": 116, "question type": "3", "question": "Move just two matchsticks so that you get as large a number as possible.", "answer": {"text": "You can take the two horizontal matchsticks from the first 0, form the number 11 with them to get 1100011. You can also make 1111000 if you don’t mind that the power’s font is larger than the base’s font, or use the quite uncommon operation “tetration” to get 1111000."}, "images": ["./data/img_8/puzzleprime_116.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/largest-matchsticks-number/"} |
| {"class": 8, "label": 117, "question type": "3", "question": "There are a fly and three spiders on the edges of a cube. If the spiders’ velocities are at least 1/3 of the fly’s velocity, and all insects can travel only along the edges of the cube, Prove that the spiders can eventually catch the fly.", "answer": {"text": "Let two spiders guard two opposite edges by always staying within 1/3 of the fly’s distance to the endpoints, so the fly cannot pass through those edges. Then the remaining graph has no cycles, so the third spider can chase and catch the fly."}, "images": ["./data/img_8/puzzleprime_117.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/spiders-and-a-fly/"} |
| {"class": 8, "label": 118, "question type": "2", "question": "There are 25 horses and you want to find the fastest 3 among them. You can race any 5 of the horses against each other and see the final standing, but not the running times. If all the horses have constant, permanent speeds, how many races do you need to organize in order to find the fastest 3?", "answer": {"text": "7"}, "images": ["./data/img_8/puzzleprime_118.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/25-horses/"} |
| {"class": 8, "label": 119, "question type": "3", "question": "What is the secret in the pattern of this stained glass?", "answer": {"text": "The picture is the overlap of two stripe patterns: a blue horizontal pattern with stripe lengths 3, 1, 4, 1, 5, 9, 2, 6, 5 (digits of π) and a yellow vertical pattern with stripe lengths 4, 6, 6, 9, 2, 0, 1, 6, 1 (digits of the Feigenbaum constant). Where they overlap, the color is green."}, "images": ["./data/img_8/puzzleprime_119.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/chaos-and-order/"} |
| {"class": 8, "label": 120, "question type": "3", "question": "You are playing a game of Bridge. Which probability is greater – that you and your partner do not have any spades, or that you and your partner have all the spades in the game?", "answer": {"text": "You and your partner do not have any spades if and only if your opponents have all the spades. Therefore the probabilities are equal."}, "images": ["./data/img_8/puzzleprime_120.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/spades-and-bridge/"} |
| {"class": 8, "label": 121, "question type": "3", "question": "James sent this beautiful photo to a contest, hoping he will win first prize. The contest organizers, however, realized that the photo was fake and disqualified James. How did they figure out the picture was not real?", "answer": {"text": "There are stars over the moon, which is impossible."}, "images": ["./data/img_8/puzzleprime_121.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/fake-photo/"} |
| {"class": 8, "label": 122, "question type": "3", "question": "What numbers should you put on the sides of two cubes, so that every date of the month can be expressed using these cubes?", "answer": {"text": "You put the numbers 0, 1, 2, 3, 4, 5 on the first die and the numbers 0, 1, 2, 7, 8, 6/9 on the second die."}, "images": ["./data/img_8/puzzleprime_122.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/calendar-puzzle/"} |
| {"class": 8, "label": 123, "question type": "3", "question": "You have two solid lead cubes of nearly the same size. You cut a hole through one cube and pass the other cube completely through it. Later, the larger cube is still heavier. How is this possible?", "answer": {"text": "You cut a hole in the SMALLER cube, and pass the larger cube through it. “Prince Rupert’s cube” is the largest cube which can pass through a unit cube, and it is approximately 6% larger."}, "images": ["./data/img_8/puzzleprime_123.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/two-solid-cubes-of-lead/"} |
| {"class": 8, "label": 124, "question type": "3", "question": "First, get a completely untangled rope. Now, your task is to grab its two ends, and without letting it go, tie this knot in the middle. How should you do it?", "answer": {"text": "In order to do this, first cross your arms, and from this position, grab the two ends of the rope. Once you untangle your arms, the knot will appear on the rope."}, "images": ["./data/img_8/puzzleprime_124.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/practical/tie-a-knot/"} |
| {"class": 8, "label": 125, "question type": "2", "question": "What two animals do these sums spell?", "answer": {"text": "PANTHER, HIPPOPOTAMUS"}, "images": ["./data/img_8/puzzleprime_125.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-16/"} |
| {"class": 8, "label": 126, "question type": "3", "question": "Harry Ape robbed a bank yesterday and has been hiding in the bitterly cold forest. Max Mouse found Harry’s clothes near a hole in the pond ice. Why does Slylock Fox believe that Harry is nearby?", "answer": {"text": "Slylock thinks Harry fell through the ice, and after climbing out of the water, took off his wet clothes due to the frigid temperatures. The sleuth suspects the ape is nearby because the wet clothes are still unfrozen."}, "images": ["./data/img_8/puzzleprime_126.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/the-bank-robber/"} |
| {"class": 8, "label": 130, "question type": "2", "question": "What two fish do these sums spell?", "answer": {"text": "HERRING, SHAD"}, "images": ["./data/img_8/puzzleprime_130.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-15/"} |
| {"class": 8, "label": 131, "question type": "3", "question": "Tools were stolen from a construction site. Max Mouse found footprints and a tire track, leading him to believe there were two thieves – one walking and the other riding a bike. Even though Slylock Fox believes both tracks are related to the robbery, he suspects there was only one thief. Why?", "answer": {"text": "The tire track cannot be from a bike. The tracks were left by one thief pushing a wheelbarrow, full of stolen tools."}, "images": ["./data/img_8/puzzleprime_131.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/the-stolen-tools/"} |
| {"class": 8, "label": 133, "question type": "2", "question": "What animal does this sum spell?", "answer": {"text": "ASP"}, "images": ["./data/img_8/puzzleprime_133.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-14/"} |
| {"class": 8, "label": 134, "question type": "2", "question": "What state does this sum spell?", "answer": {"text": "WISCONSIN"}, "images": ["./data/img_8/puzzleprime_134.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-13/"} |
| {"class": 8, "label": 136, "question type": "2", "question": "What animal does this sum spell?", "answer": {"text": "WORM"}, "images": ["./data/img_8/puzzleprime_136.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-12/"} |
| {"class": 8, "label": 137, "question type": "2", "question": "What bird does this sum spell?", "answer": {"text": "STARLING"}, "images": ["./data/img_8/puzzleprime_137.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-11/"} |
| {"class": 8, "label": 138, "question type": "2", "question": "King Octopus has servants with 6, 7, or 8 legs. The servants with 7 legs always lie, and the servants with 6 or 8 legs always tell the truth. One day four of the king’s servants had the following conversation: “We together have 28 legs,” said the first octopus.“We together have 27 legs,” said the second octopus.“We together have 26 legs,” said the third octopus.“We together have 25 legs,” said the fourth octopus. Which of the four servants told the truth?", "answer": {"text": "The second servant"}, "images": ["./data/img_8/puzzleprime_138.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/deduction/king-octopus-and-his-servants/"} |
| {"class": 8, "label": 140, "question type": "3", "question": "Get a stripe of paper, then cut two holes and two slits in it, as shown on the image below. Then try to attach two large cherries to paper, without tearing it apart. What should you do ", "answer": {"text": "Pull the handle in the paper through the holes, attach the cherries, then pull it back up."}, "images": ["./data/img_8/puzzleprime_140.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/practical/the-cherries-puzzle/"} |
| {"class": 8, "label": 141, "question type": "3", "question": "Examine the picture and determine whether the woman was killed or she committed a suicide.", "answer": {"text": "she committed a suicide."}, "images": ["./data/img_8/puzzleprime_141.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/murder-or-suicide/"} |
| {"class": 8, "label": 142, "question type": "2", "question": "Someone stole gold coins from a museum near the park. No one saw the thief take the coins, so there isn’t a description of the robber. Slylock Fox suspects one of the creatures in the park is the thief. Which one?", "answer": {"text": "The raccoon"}, "images": ["./data/img_8/puzzleprime_142.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/the-stolen-coins/"} |
| {"class": 8, "label": 147, "question type": "2", "question": "You must cover a 7×7 grid with L-shaped triminos and S-shaped tetrominos, without overlapping (flipping and rotating is permitted). What is the minimum number of pieces you can use in order to do this? Remark: All pieces must be placed entirely on the board.", "answer": {"text": "16"}, "images": ["./data/img_8/puzzleprime_147.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/cover-the-grid/"} |
| {"class": 8, "label": 150, "question type": "2", "question": "What animal does this sum spell?", "answer": {"text": "MARTEN"}, "images": ["./data/img_8/puzzleprime_150.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-10/"} |
| {"class": 8, "label": 152, "question type": "2", "question": "What vegetables do these sums spell?", "answer": {"text": "RADDISH, CABBAGE"}, "images": ["./data/img_8/puzzleprime_152.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-9/"} |
| {"class": 8, "label": 155, "question type": "2", "question": "What animal does this sum spell?", "answer": {"text": "HORSE"}, "images": ["./data/img_8/puzzleprime_155.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-8/"} |
| {"class": 8, "label": 156, "question type": "3", "question": "Look at the picture below and answer the following questions: 1. What time of the day is it? 2. Is it early spring or a late fall? 3. Is the river navigable? 4. Which direction does the river flow? (North, East, South or West?) 5. Is the river deep or shallow at the side where the boat is? 6. Is there a bridge across the river nearby? 7. How far is the railroad from here? 8. Do the birds fly North or South?", "answer": {"text": "2. People are sowing the crops, so it is early spring. 8. Since it is spring, birds are flying North. 1. Since birds are flying North, the shadows are pointing East, and therefore it is morning. 4. Judging by the water around the buoy, the river is flowing South. 3. Since there is a buoy, the river must be navigable. 5. The fishing line is long, so the river must be deep. 6. There would not be a ferry if there was a bridge nearby. 7. The guy on the left looks like a railroad worker, so probably the railroad is nearby."}, "images": ["./data/img_8/puzzleprime_156.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/detective/picture-from-russia/"} |
| {"class": 8, "label": 157, "question type": "3", "question": "What birds do these sums spell?", "answer": {"text": "WREN, MAGPIE"}, "images": ["./data/img_8/puzzleprime_157.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-7/"} |
| {"class": 8, "label": 160, "question type": "2", "question": "What state does this sum spell?", "answer": {"text": "KENTUCKY"}, "images": ["./data/img_8/puzzleprime_160.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-6/"} |
| {"class": 8, "label": 162, "question type": "2", "question": "In what color is “2016” written below?", "answer": {"text": "White"}, "images": ["./data/img_8/puzzleprime_162.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/color-of-2016/"} |
| {"class": 8, "label": 163, "question type": "3", "question": "Which is the next symbol in the following sequence?", "answer": {"text": "The next symbol is the number 6 stuck to its mirror image."}, "images": ["./data/img_8/puzzleprime_163.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/cryptic-symbols/"} |
| {"class": 8, "label": 164, "question type": "2", "question": "What two animals do these sums spell?", "answer": {"text": "SCRAB, CROCODILE"}, "images": ["./data/img_8/puzzleprime_164.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-5/"} |
| {"class": 8, "label": 165, "question type": "2", "question": "What two birds do these sums spell?", "answer": {"text": "LARK, SPARROW"}, "images": ["./data/img_8/puzzleprime_165.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-4/"} |
| {"class": 8, "label": 166, "question type": "2", "question": "This is a map of old-time Kongsberg. The green shapes are bridges which connect the different parts of the city. Can you find a path through the city which goes through every bridge exactly once?", "answer": {"text": "No"}, "images": ["./data/img_8/puzzleprime_166.png"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/brain-teasers/insight/seven-bridges/"} |
| {"class": 8, "label": 168, "question type": "2", "question": "What two Italian cities do these sums spell?", "answer": {"text": "VENICE, ROME"}, "images": ["./data/img_8/puzzleprime_168.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-3/"} |
| {"class": 8, "label": 170, "question type": "2", "question": "What two cities do these sums spell?", "answer": {"text": "CHICAGO, ROCHESTER"}, "images": ["./data/img_8/puzzleprime_170.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-2/"} |
| {"class": 8, "label": 171, "question type": "2", "question": "What two animals do these sums spell?", "answer": {"text": "BABOON, DONKEY"}, "images": ["./data/img_8/puzzleprime_171.jpg"], "datajson": "puzzleprime", "url": "https://www.puzzleprime.com/puzzles/casual-puzzles/rebus/puzzle-sum-1/"} |
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