MAKENBREAK Marble Fun|DIY STEM/STEAM Toy, Bday Gift for Kid + yrs,Marble Run Roller Coaster(Multicolor)
Quick Overview
Product Price Comparison
Mesmerizing to watch, fun to build, and the perfect way to experience STEM concepts in action - the Marble Fun is a creative rolling ball contraption that uses a combination of various gears and lifts, levels, and phases. Powered by gravity and manual rotation, the marble keeps rolling in a loop!