This 1,000-piece jigsaw puzzle contains exactly 1,000 different colors arranged in the form of a CMYK gamut and is guaranteed to drive you insane. The creator of the 1,000 Colors puzzle, Clemens Habicht, suggests the puzzle is actually easier than traditional image-based puzzles. When faced with a field of color, he says the placement of every piece becomes almost intuitive.
Brain teaser - Number And Math Puzzle - puzzle with animals for genius - New puzzle with animals contains these operations (+,-,x,:). There are three animals: bunny, ostrich and llama. Solve these equations and select numbers corresponding to animals. Easy or hard?