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Mini size, maxi challenges! A pocket-size IQ puzzle ready to take with you wherever you go. Create your own challenges by moving the blockers and f...

The Origami Mind Bender 100 new origami paper puzzles to wrap your mind around! Fold each 9x9 sheet into a 4x4 square so that only black shows on o...

Stack up the cats! Select a challenge and then arrange all of the cats on the card so that they fit perfectly within the grid. The cats come in all...