Adventure stories/Personal awareness: family, relationship & social issuesA first foray into children's books from Stephen Hawking, written together with his daughter, and now in paperback. It's an adventure story taking a rollercoaster ride through space and time, presenting lots of information on physics and astronomy along the way. Ages: 9-11yrs.

Was there a beginning of time? Could time run backwards? Is the universe infinite or does it have boundaries? These are just some of the questions considered in an internationally acclaimed masterpiece by one of the world''s greatest thinkers. It begins by reviewing the great theories of the cosmos from Newton to Einstein, before delving into the secrets which still lie at the heart of space and time, from the Big Bang to black holes, via spiral galaxies and strong theory. To this day A Brief History of Time remains a staple of the scientific canon, and its succinct and clear language continues to introduce millions to the universe and its wonders.>

Albert Einstein changed the way physicists view the universe - and transformed the way we all see the world. His Theory of Relativity stunned scientists, but it is integral to modern thought as the important scientific discovery of the twentieth century. This volume collects Einstein's own writings on the Theory of Relativity.