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 ...

THESE books deal with elementary physics. The first is intended for pupils to read in class, lesson by lesson, after they have attended an explanatory and experimental demonstration from the teacher ...

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