From Play-Doh to Barbie, major toy companies have long sought a foothold in the education marketplace by offering branded classroom materials and educational videos teachers can use. But now, one ...

Batteries are stores of chemical energy. Many devices such as televisions, computers, remote controls, watches and games consoles need electricity to work. Batteries ...

A simple circuit is a chain of different parts with wires and switches which allows electricity to flow around. All electrical appliances use circuits. For electricity to flow correctly, the circuit ...