K'Nex Marble Coaster Run 3 with Motor Model Set
Description
Get ready for the ultimate marble run building set that's perfect for aspiring engineers and rollercoaster thrill-seekers: the K'NEX Marble Coaster Run with Motor! Flex your creative muscles and build a fully-functional marble coaster from the ground up. With over 500 pieces and 3 template builds, this model kit is perfect for all skill levels from beginner to pro. Hook up your coaster to the working motor and watch your creation come to life with exciting movements and chain reactions that you can watch again and again. Recommended for kids and kids-at-heart aged 8 and older.
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