Puzzle is classified as an abstract geometric puzzle, and comprises 25 jigsaw puzzle pieces. The object of the puzzle is to fit these 25 individual pieces into the tray. Be warned, this puzzle is more than meets the eye. Each puzzle piece fits together with every other piece, but there's only one way for all pieces to fit smoothly into the tray - therein lies the deception! These puzzle pieces can be assembled into thousands of different configurations, allowing for endless bursts of visual creativity.