Britannica: First Big Book of Why

Encyclopedia of Sharks - A Guide to Incredible Hunters of The Deep

Wild About: Ocean - Fantastic Facts About The Marine World!

DK Smithsonian: Planet Earth! - Our Exciting World as You've Never Seen it Before

The Human Body in 30 Seconds - 30 Mind-Blowing Topics for Budding Biologists Explained in Half a Minute

Children's Encyclopedia of Predators (Arcturus Children's Reference Library)

Children's Encyclopedia of Questions and Answers (Arcturus Children's Reference Library) - Space

Planet Earth Animals Human Body Science Technology

DK Earth's Incredible Habitats: Ocean - Dive In and Discover The World Beneath The Waves

100 Things to Know about The Human Body

My Encyclopedia of Very Important Things (DK) - for Little Learners Who Want to Know Everything

My Encyclopedia of Very Important Animals (DK) - for Little Animal Lovers Who Want to Know Everything

Factopedia: Science Scoop - Fuel Your Mind with Incredible Knowledge!