Gravity Maze is a logic game with 60 challenges. - Brand: ThinkFun - Product Name: Gravity Maze - Game Type: Logic Game - Target Age: 8-99 - Number of Challenges: 60 - Awards: 2015 Toy of the Year Award Winner Thank you for viewing. Gravity Maze from ThinkFun, a company that develops educational tools that have won numerous awards worldwide, is the perfect game for developing logical thinking, problem-solving skills, and mathematical reasoning. How do you arrange the towers to connect the start and finish without blocking the ball's path...? This is a gravity maze game where you think three-dimensionally and derive solutions. The box shows signs of use, scratches, and folds, but the contents are complete with no damage or cracks. Please refrain from purchasing if you are concerned about the condition. Thank you very much.