Mini-Tractor Race

Mini-tractors race around in circles while the hub turns on a pivot to follow the action.


Races are usually clean and evenly matched when racing two tractors. Add a third tractor, and things get more interesting...

Building Instructions

Mini-Tractor Race

Programming

Something to Try:

If you shorten the wire leading to one of the tractors by twisting or clipping it, that tractor will take an inside line and try to pass...