Experience the ultimate fun and challenge with ThinkFun Gravity Maze Marble Run Brain Game and STEM Toy. This complete board game features 60 challenge cards from beginner to expert level, with solutions and instructions included. The game includes a game grid, 9 building towers, a target tower, 2 marbles, and is suitable for 1 player or more.

The game is perfect for boys and girls aged 8 and above, and has been awarded as Toy Of The Year. The game type is a strategy board game, and it is an excellent addition to any toy collection. The ThinkFun Gravity Maze Marble Run Brain Game and STEM Toy is sure to provide hours of entertainment and education.

*Missing 1 marble.