8 - 12 years
A Marble Run for Braniacs! This gravity powered logic maze if you sure. Just arrange the towers on the grid to match the card, build a path that will successfully carry your marble to its target. VIDEO
ThinkFun is the world's leader in mind-challenging toys, puzzles, and games. Founded in 1985, ThinkFun produces addictively fun games that strengthen and sharpen the mind! A respected global company, ThinkFun's games are represented in over 60 countries and translated into over 20 languages.
A great game for the 8 and over child. I think a younger child would get frustrated. It is a good game done in pairs, or to play with your child!