GraviTrax Pro Extension Splitter Trikes & Wagons 3+ with adult supervision

3+ with adult supervision

players race against the timer to buy

Colored wires and springs assist you build the sound changer and learn the whole theory easily

dual chrome air filter

GraviTrax Pro Extension Splitter Trikes & Wagons 3+ with adult supervisionSplit the directions of the marbles with the Splitter. See if the marbles have enough speed to roll across the trap door. If they roll too slow, the marbles will fall to awaiting tracks below and will go in different directions. Combine this accessory with the GraviTrax Pro Starter Set. This set includes 1x Splitter BaseThis STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism, kinetic energy