My Lists
Featured Lists
REVIEWS
School Library Journal
Reviewed on April 1, 2003
Gr 5-9 Rather than presenting a "how it works" compendium or a series of mini-biographies, Tomecek puts significant inventions and discoveries in a historical context. Dividing the text into five broad time periods, he offers a series of essays on important advances that occurred in each "age." For example, the Metal Age (3500 B.C.-A.D. 1) includes discussions of measurement, money, irrigation, waterwheels, and maps. Each two-page explanation prov...Log In or Sign Up to Read More