These giant books containing exciting projects and experiments take a hands-on approach to science concepts. Hundreds of simple and easy experiments explore the various scientific principles behind natural phenomena like friction, centrifugal force, and the underlying laws of physics that help make [...]
We take thousands of inventions for granted, using them daily and enjoying their benefits. But how much do we really know about their origins and development? This absorbing new book tells the stories behind the inventions that have changed the world, with details about--
Convenience items, suc[...]