Know-It-Alls! Interesting Creatures: Growing Minds with Music

The Case of the Vanishing Golden Frogs: A Scientific Mystery

Know-It-Alls! Animals

Strange Creatures (Unabridged)

Know-It-Alls! Jungle Animals: Growing Minds with Music

Venom

Neptune

Know-It-Alls! Bugs

Kay's Anatomy: A Complete (and Completely Disgusting) Guide to the Human Body

Know-It-Alls! Spiders

Discover Forensic Science

Know-It-Alls! Bears: Growing Minds with Music

What Is a Solar Eclipse?

Know-It-Alls! Fish

Zombie Makers: True Stories of Nature's Undead

I Can't Believe It!