comets

Describes comets, asteroids, and meteoroids, and how they impact Earth. Includes activity.

Engaging analyses of experiment results will inspire readers to expand their thinking and to understand astronomy from practical, mathematical, and historical angles alike.

Contains twenty-five projects that teach comets and asteroids, including building a refracting telescope, experimenting with gravity, and creating models of different celestial objects.

"Photography accompanies engaging information about comets. The combination of high-interest subject matter and light text is intended for students in grades 3 through 7"--Provided by publisher.

Describes the formation, exploration, and parts of a comet, including how people have perceived comets throughout history.

Provides information about comets, including what comets are, where they come from, and more.

Mad scientist Dr. Alowishus Cobalt has used a tractor beam to alter the course of a comet and aim it at Earth, and it is up to the Kid Squad--Pi, Athena, Gadget, Tank, and their trusty cat D-Day to save the world from destruction.

Provides information on comets and asteroids, including their relationship to and effects on the earth.

An illustrated introduction to comets and asteroids.