Build this automated marble track and learn some basic laws of motion.
Features:
- Learn how to build and use a marble track.
- Contains: Base, spiral track, back plate, rotating wheel, front plate, motor, track connector, motor cover, track lock, battery cover, large gears, drive gears, small gears, 8 metal balls, 2 end caps, 5 screws.
Overview:
Product Dimensions: 24 x 21.5 x 6.3 cm
Gender: unisex
Recommended Age: 8 years and above