Build giant, agile, motorized roller coaster toys for hours of exciting fun! The K’NEX Web Weaver Roller Coaster Kit contains more than 430 parts, including gears, variously sized connectors and various types of rods – short, long, straight, and curved – for creating a giant roller coaster that will keep your child longer in the car Playtime.

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K’NEX Thrill Rides – Double Doom Roller...
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K’NEX Thrill Rides – Double Doom Roller...*
Develop your children's understanding of STEAM concepts (science, technology, engineering, art, and mathematics) by igniting their natural curiosity and creativity. Building with K'NEX gets kids on the road to a basic understanding of STEAM topics. .

 

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Last update on 2018-08-20 / Affiliate links / Images from Amazon Product Advertising API