Simple Machine

Machine Report

My Billy Cart Blue Print

It's Billy Cart Making

Bertemu Dengan Tukang Kayu (Indonesian)

Meeting The Carpenters (English)

Billy Cart Report

As I have told you before, you have used simple machines everyday. You can see the picture up there.  

So those are the simple machines. Have you ever wonder that those are machines. I didn't. I'm very impressed to know. Do you?


Gears are one of the wheel and axle, and also wedge. It is one of them because it is a wheel and you could cut things with it, too.