My son got pretty excited about these very simple projects after we somehow got onto a string of youtube videos about 'hacking' toy cars. For example: How to M

My son got pretty excited about these very simple projects after we somehow got onto a string of youtube videos about 'hacking' toy cars. For example: How to Make a Solar Powered Toy Car at Home - YouTube https://www.youtube.com/watch?v=_an8AlywBrQ https://www.youtube.com/watch?v=_an8AlywBrQ There are many others out there with just a motor, a few wires and a battery. I try to explain how things work as we go along.