Everyone needs some “go to” demos. Personally, I like this one. It’s not too difficult to build and it’s easy to use. Take a large block of wood (it needs to have a good mass). I used a left over ...

Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science experiment. Follow the detailed steps to assemble a motor with a plastic bottle cap ...

The simplest questions are often the best. Robert P Crease tries to answer one from a physics student in Kenya Seeking perfection Tennis balls are a low-cost way to explore simple physics concepts, ...