Tools and Calculators
Speed and Time to cover Distance Calculator*
Speed in mph:
Speed in ft/s:
Time in seconds:
The RPM of your Tire should equal your Wheel. If you are direct driving the Wheel then it should also match the Gearbox Output Shaft. If you have gears or pulleys be sure to include those ratios to get to your Tire RPM.
The "Time to cover Distance" is useful to get an idea of how long it will take to cross an arena.

Design your own bot!
Below are stl models of most of the components needed to design your own bots. If you are teaching others how to do this you may find it helpful to setup a "starter" file like the image on the left.