Discovery MindBlown Build A Coaster Model Set

Explore engineering and physics fundaentals by building a real working roller coaster with the Discovery #MINDBLOWN build-a-coaster. The roller coaster uses a battery-powered motor and chain mechanism to push the car up the track. Once it reaches the top, gravity sends the car shooting down. Overall product dimension - 12" L x 3" W x 14.2" H Set includes - car, motor, chain, U-shaped track piece, straight track pieces, conveyor chain guides Suitable for ages 8 to 11 years Design a 3' tall coaster - the discover build-a-coaster set includes everything needed to create a fully functioning roller coaster Play and learn - at the intersection of inspiration, curiosity, and stem-based edutainment, our toys help spark the imagination and promote the development of science, technology, engineering and math skills