check out this cool home built kids tractor made from rotor tiller tires, electric wheelchair, and lotsa love

that little kid grew out of it, but it was passed onto another little kid. By the way, a duplicate was commissioned by an admirer, so there are two out there

from one of my long time favorite sites:
http://progress-is-fine.blogspot.com/2018/01/the-things-we-build.html