Atoms have electrons, which are extremely tiny, negatively-charged particles. Batteries work by making these electrons move from one part of the battery to another. Batteries are made up of two parts.

We don’t normally think of batteries as being natural, but the parts that make them originally got their start in nature! In this activity you will build a battery using potatoes ... clips on both ...

Cars of all kinds are equipped with batteries, and they don't last forever. Car batteries will show signs that they need to ...