As a child, Richard, called Dick, impressed adults with his language and math abilities ... He attached a large schematic diagram. On a coral atoll in the Western Pacific, the device grew slowly.

But the ancient Greeks certainly had numbers. In fact, they had what was in some ways a much more elegant system than the ...

Curriculum-linked learning resources for primary and secondary school teachers and students. Videos, games and interactives covering English, maths, history, science and more!