GRAVITRAX LOOPING WOW25 we want to know about

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GRAVITRAX LOOPING WOW25 we want to know aboutIdeal for teaching young ones about basic STEM mechanics, the GraviTrax Looping can be used for adding a looped track to your existing GraviTrax system. Key Features A great introduction to kinetic energy principles, the GraviTrax Looping challenges your little scientists intuition regarding how much momentum is required to drive the spheres on a full loop. The GraviTrax Looping expansion works with an existing GraviTrax track system (not included).