Use your noodle to solve building puzzles and challenge spatial reasoning skills. Features colorful, connected beads that puzzlers use to create over 100 brain-building designs. Provides tricky 2-D rectangular and mind-boggling 3-D pyramid building challenges at multiple levels of difficulty. Stores all pieces inside portable, pocket-size case for easy cleanup and play anywhere. Includes 12 puzzle pieces and 48-page illustrated puzzle book.