Putting your car ON TOP of your wheels is genius actually

Putting your car ON TOP of your wheels is genius actually.

I noticed that the interesting qualities of wheels happen on the surface. Just shoving an axle through it is actually pretty lame. And of course smart people noticed that a couple thousand years ago and invented the ball bearing.

#explainer #engineering #wheels #bearings #nowyouknow #funfact #facts #cars #eductional #animation