Brain Teaser
Question You’re given four boxes, each containing three gold/silver coins as shown. You pick one box at random and remove on
SolveQuestion What is the largest number of statements below that can be simultaneously true? All the statements below this one are fal
SolveQuestion 512 small cubes are arranged into a larger 8×8 cube, and then the outside of the larger cube is painted. Some of the sma
SolveQuestion Bjorn holds two water balloons on a platform from 20 m high. As he throws one of the balloons straight down, the other on
SolveQuestion After a tennis match, the four players got their gear mixed up. Each player accidentally took the racket of one player an
SolveQuestion From which point should we support the pictured mobile to make it hang balanced? A B C D It isn’t possible to balan
SolveQuestion You have two large containers — one that holds 40 liters and the other that holds 56 liters. You’ve been t
SolveQuestion How many four-digit numbers can we create by rearranging digits of 2021? All four of the digits must be used exactly once
SolveQuestion You drop a stack of three balls. The bottom ball is the heaviest, with the middle ball much lighter and the top ball much
SolveQuestion Jaz makes circular necklaces by stringing black and gold beads together. She wants to count how many different necklaces
SolveQuestion At a university, the portraits of its 50 presidents line a hallway of the student center. Every year, 50 students pull th
SolveQuestion Your goal is to measure out 7 liters of water. You have one empty 12-liter container, and you may choose one other contai
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