Gravity Maze Board Game by RavensburgerFalling Marble Logic Maze Game Featured in Good Housekeeping Featured in Purdue University's Engineering Gift Guide It's a maze game. It's a marble game. Actually, it's a gravity powered logic maze game that builds reasoning skills and visual perception. The best part is it's fun to play and learn! Use the challenge cards to strategically place towers and create a path for your marble to reach the target. With 60 challenges to test your skills, this