This brain-boosting game challenges players to build 3-D puzzles from different visual perspectives. Forty double-sided cards feature the puzzle on the front and the solution on the back. With three levels of play, this puzzle game can sharpen spatial visualization, critical thinking, and problem solving skills. Includes 15 colourful blocks and Activity Guide. Largest piece measures 4 1/2″L x 3″H. For 1 or more players. Ages 5+.