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Watch it stretch like an accordion
The Mary Ellen Carter
30 points of articulation for extreme poseability
guarded by the saber tooth tiger
Suitable for home or office use
K"nex STEM Explorations Roller Coaster Building Set - Motorized Educational Playset for Ages 8+ Clay & Dough Watch it stretch like anIgnite a passion for engineering and science with the K"nex STEM Explorations Roller Coaster Building Set, a hands on educational toy that combines fun and learning through real world amusement park physics. This interactive playset allows children to build a motorized Swing Ride and explore STEM concepts through engaging, inquiry based experiments. Toy Features: Build a working motorized Swing Ride, plus two additional models: Ferris Wheel and Boom
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