First Encyclopedia of the Human Body (First Encyclopedias)

What If There Were No Bees?: A Book About the Grassland Ecosystem (Food Chain Reactions)

Weather Words and What They Mean

Pasteur's Fight Against Microbes (Science Stories)

First Encyclopedia of History (Usborne First Encyclopedia)

Usborne World of Animals

First Encyclopedia of Science (Usborne First Encyclopedia)

What's Smaller Than a Pygmy Shrew? (Wells of Knowledge Science Series)

Janice VanCleave's The Human Body for Every Kid: Easy Activities that Make Learning Science Fun

The Secret Lives of Backyard Bugs: Discover Amazing Butterflies, Moths, Spiders, Dragonflies, and Other Insects!

DK Eyewitness Books: Weather: Discover the World's Weather from Heat Waves and Droughts to Blizzards and Flood