Learn about new tools for spies.

In every age, science and technology have advanced human civilization. From architecture to engineering, medicine to transportation, humans have invented extraordinary wonders. Transportation technology has seen significant changes over the centuries. Ancient people traveled on foot and on the backs of animals. People invented wheels and sailing ships, which helped them travel farther and carry larger loads. Fast forward to modern cars, subways, and...

Photographs and text trace the life cycle of a spider, from egg, to spiderling, to molting, to adult.

Photographs and text trace the life cycle of the silkworm from egg, to larva, to cocoon, to moth. Includes information on how silkworms are used to produce silk cloth.

"Describes the historical context of the Miranda versus Arizona Supreme Court case, detailing the claims made by both sides as well as the outcome, and including excerpts from the Supreme Court justices' decisions and relevant sidebars"--Provided by publisher.