(Paperback)

(Paperback)

(Paperback)

"A scientific look at weight control that explains how our bodies react to food and the environment, and how our brain affects what and how much we eat and, in turn, is affected by what we eat"--

(Paperback)

Explaining why antifreeze is a component of toothpaste and how salt works in shampoo, this handbook delves into the chemistry of everyday household products. Decoding over 150 cryptic ingredients, it guide explains each component's structural formula, offers synonymous names, and describes its common uses.

(Paperback)

Presents step-by-step instructions on building more than thirty science devices, including a magnetic heat machine, a high-voltage ion motor, a radio, and a rotary steam engine.