K'Nex 77077 STEM Explorations Roller Coaster Building Set

Construct a dynamic roller‑coaster track with 546 colorful K'NEX elements, testing gravity, tension, and momentum while fostering spatial reasoning ...
STEM concepts
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General

Brand
K'Nex
Model
K'Nex 77078
MPN
K'Nex 77078

Characteristics

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