Learn how to build a functional DIY mini drill from simple components, including a small DC motor, 9V battery, toggle switch, ...
Discover how to build a DIY vibrating robot spider using basic materials such as copper wire, metal strips, a button cell ...
We asked experts Mike Kuhl and Gene Adams to show us how to build a Small-Block Chevy to live with some serious street horsepressure Mike Kuhl (right) and Gene Adams know how to build blower motors.