Starting with robotics can be hard, if you don’t know where and how to start. Best way to start is to make mobile robot. In this step-by-step we will show you, how to make cheap robot with parts available in your local store and household.
Before you start you should make some plans how platform should look like. We did some sketches how robot should look like. Later we made some modifications so everything fit in properly.
I made this robot with my good friend purgec. (http://www.instructables.com/member/purgec/ )