Thames & Kosmos Roller Coaster Engineering Stem Kit | Design, Build, Experiment W/ Working Roller Coaster Models | Explore Physics, Forces, Motion, Energy, Velocity & More | Solve Building Challenges

Thames & Kosmos Roller Coaster Engineering Stem Kit | Design, Build, Experiment W/ Working Roller Coaster Models | Explore Physics, Forces, Motion, Energy, Velocity & More | Solve Building Challenges

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