Product Description

How'd you like to build your very own towering, monstrous model roller coaster? The K'nex Lava Launch Coaster has all you need to create 20 feet of spirals, twists, and loops. Lava Launch Coaster also includes a motorized blaster that shoots a miniature car up the volcano shaped structure. This is sure to get your heart racing, while teaching about physics and mechanics. Requires 3 C batteries, sold separately.

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