Now You Know How It Works by Valorie Fisher

Now You Know How It WorksNow You Know How It Works offers simple explanations and colorful diagrams for school age children on the engineering and physics of everday objects. Lights bulbs, paper airplanes, kites, toasters, pencil sharpeners, bicycles, etc. are explained. The books ends with a helpful visual dictionary of terms.

Posted by GailC on September 25, 2018