Digital TechnologyFrom simple abacuses to today's supercomputers, trace the evolution of technology's developments in all things digital and computer related. A host of famous (and not so famous) computing machines throughout history, from early steam powered computing machines and code breaking machines used during World War II to the development of the world wide web, wireless technology, show how inventors and engineers have developed and improved on technology to

secret languages

It combines brilliantly imaginative illustrations with an endearing sense of what it is like to be a small child learning about the world

Linear equations

account of the ultimate journey - a 13

Determine the narrative voice that's right for every writer's style

and Lunchbox Nalini

Discover: the role the Freemasons played in US history

she faces an enemy more ruthless and more powerful than she ever imagined

on some level

Rebecca is much taken by him

and use a tiny hole instead of a lens to make pictures on film that can be processed in the normal way

What constitutes consciousness or intelligence