Brain Power-what's the Big Idea? 2,400,000 Years of Inventions

[back cover] Brain Power What's the Big Idea? A visual learning experience covering 2,400, 000 years of ground-breaking inventions and discoveries from fire at the dawn of the human race to present-day research into genetic engineering. Inventions don't just happen Find out how ideas and technology from different countries and times are built upon and developed A quick-reference time line gives an instant overview of the past and places inventions in their historical contextSteart, David is the author of 'Brain Power-what's the Big Idea? 2,400,000 Years of Inventions' with ISBN 9780764158988 and ISBN 0764158988.