ThinkFun Gravity Maze Falling Marble Logic Game STEM Toy 60 Challenges Gravity Maze is a gravity-powered logic maze game that puts visual perception and reasoning skills to the test. This STEM-based puzzle requires players to carefully arrange translucent towers to create a path that carries a marble from the Start Position to the Target Tower. With 60 challenges ranging from beginner to expert. Brand: ThinkFun Game Type: Logic Puzzle Age Range: 8 to Adult Players: Single Player Challenges: 60 (Beginner to Expert) Components: Game Grid, 9 Towers, 1 Target Tower, 3 Marbles, 60 Cards Award: 2015 TOTY Winner Skills: Spatial Reasoning, Logic, Planning Material: Plastic Theme: Marble Run Educational Focus: STEM Model: 1006 Year: 2014 Keywords: STEM Toy, Brain Teaser, Spatial Reasoning, Logic Puzzle, Marble Run, Educational Game, Single Player, Problem Solving, Gravity Powered, Mensa Select, Toy of the Year, Cognitive Skills