Rudy, Lisa Jo

This book describes the physical characteristics and behavior of snakes.

Provides an introduction to unmanned aerial vehicles, or UAVs, high-tech military tools used as spies; looks at specific models of UAVs; features accounts of UAVs in action; and traces the history of development in the field.

Theme units include: discovering the depths; the salty sea; habitats and ecosystems; the tidal pool; the coral reef; creatures of the deep; ocean food chains; camouflage and animal shapes and movement.

Presents an introduction to snakes, in simple text with illustrations, including puzzles, jokes, cartoons, and facts that teach children about the different kinds of snakes, what they eat, where they live, and how they protect themselves.

Examines several cases of bioterrorism around the world including the 1995 sarin gas attacks on the subway system in Tokyo, Japan.

A collection of true stories about how satellites relay television, radio, and phone signals, forecast weather, monitor the oceans and the atmosphere, and provide intelligence information.

This illustrated manual demonstrates how to conduct numerous science experiments using inexpensive common items.