Boikido Wooden Marble Game 30 Pc Set The Boikido Marble Game is a whimsical modern update to the classic wooden marble run Develops motor skills, problem solving and cause-effect reasoning Children can design their own tracks, build them and then have fun taking them apart and making new ones Contains 30 pieces in sturdy, reusable packaging for easy storage All Boikido toys meet European and U.S. safety standards | Recommended for ages 3 and older