Marble Run STEM Kit - Easy To Build!

This construction kit is designed to fit together snuggly, so the marble maze won’t fall apart while playing. With exciting action pieces and clear smooth-run tube pieces, and base pieces, the kit has countless imaginative configurations The marble run kit includes everything allowing the kids to build and re-build multiple marble runs as they play. Endless engineering configurations to explore the gravity and motion. GREAT STEM TOY – The learning guide inside teaches about the physics of motion and gravity. It also includes marble run construction experiments The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun!

Item #: RTMR75
Dimensions: ‎37.5 x 8.5 x 30.5 cm; 1.0 kg