This stack of cards includes 100 zany brain- teasing challenges. We're talking eyeball tanglers, logic puzzlers, twisted mazes, coded messages, 3-D befuddlers, physics quandaries and brain conundrums. Each challenge is color-coded to indicate the level of difficulty. Play individually or as team competitive play, Visual Brainstorms offers a mental workout that can't be beat.

Ages: 10 to Adult, Single or Multi-player