GRAVITRAX LOOPING WOW25 the wrong answer is always

the wrong answer is always right

sticky tape and ' Horrible Info' leaflet

This supplier is a real musical instrument manufacturer

Plastic Model Kit by Revell

Purple Pizzazz

GRAVITRAX LOOPING WOW25 the wrong answer is alwaysIdeal 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).