How was the slice made? If the cube’s side is half an inch, what is the side of the hexagon? After dropping the cube into his coffee, the engineer turned his attention to a doughnut lying flat on a ...

Coffee break Like these emoji riddles, logic puzzles will test your smarts and keep you guessing. Emoji riddle: Yucky ...

These lateral-thinking puzzles require some serious out-of-the-box thinking to solve. Are you up to the challenge?