Materials Needed: A can of root beer, a can of diet root beer, a large container of water and a deep sink or a bathtub. This experiment number four on our list of simple physics experiments with ...

On a physical level, a transistor’s internal functioning is very complex, but, in practice, using it in some simple experiments is quite easy and affordable for everyone. A transistor allows to create ...

Simple machines make work easier to do. But how? Join Joan at the Discovery Center of Idaho as she tries various experiments with simple machines. Science Trek is available to stream on pbs.org and ...