Describes and illustrates different kinds of dinosaurs and other prehistoric reptiles and includes Web site addresses to enhance the reader's research.

Describes and illustrates different kinds of snakes from all over the world and provides Internet sites for further research.

Explores various trains and their uses, from steam locomotives to magnetic levitation trains, and includes Internet sites to visit that enhance the learning process.

Explores the lives of all kinds of bugs, describes their habits and features, and provides Internet sites for extended learning opportunities.

Night sky -- Changing sky -- Starting sky watching -- Using telescopes -- Deeper into space -- Sun -- Moon -- Eclipses -- Stars -- Galaxies -- Star patterns -- March to May -- June to August -- September to November -- December to February -- Planet watching -- Mercury and Venus -- Mars -- Jupiter and Saturn -- Outer bodies -- Small bodies -- Sky sights -- Glossary -- Index -- Acknowledgments. On a clear night you can see thousands of stars in the...

Surveys the history and civilization of ancient Rome, including views of government, law, social life and customs, architecture, and religion.