Buy & SellThinkFun Gravity Maze Falling Marble Logic GameThinkFun Gravity Maze Falling Marble Logic Game$8ThinkFun Gravity Maze falling marble logic game. It's a colorful marble run and logic puzzle all in one. Includes 60 beginner to expert challenges. For ages 8 and up.WHERE TO MEETJohn Mills elementaryView MapSELLERverifiedMelissaElmwood Park600 reviews1 chats·0 favorites·4 viewsSEND CHAT TO SELLERHi Melissa! I’m interested in your listing.Hi Melissa! I’m interested in your listing.Get the Karrot app to chatSign In to chat