Learn how to create your own portable fan with this step-by-step DIY tutorial. Using a DC motor, handmade propeller, simple wiring, and basic materials like plastic or cardboard, this project walks ...

Discover three easy and educational DIY projects you can create at home using everyday household items. Learn how to make a miniature water pump with a plastic bottle cap, a simple homopolar motor ...

A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition ...