Critical thinking goes cosmic with this galactic game of strategy and reasoning. Choose a challenge from the puzzle book, place the pieces shown... Then fill the empty spaces with the remaining pieces - including six asymmetrical shapes that fit four different ways there are hundreds of possible combinations, but only one completes the puzzle. Puzzle pieces fit inside the handy pocket-sized case, so you can kanoodle anywhere. Includes puzzle board, 12 shaped puzzle pieces, puzzle book with 200 challenges, and carrying case. For 1 player.