Introduces characteristics of different kinds of forests found around the world, the plants and animals that populate them, and how they are endangered.

Describes life in European castles during the Middle Ages, discussing food, recreation, sieges, knight training, armor, weapons, jousts, heraldry, and the Crusades, and also covers other kinds of castles around the world.

Find out what's it like at the coldest places on earth.

See tiny lanternsharks, hungry hammerheads, and speedy makos! Discover the stingray's deadly weapon, go diving with the famous great white, and come face-to-face with the largest fish in the world. Test your knowledge and have hours of fun with eight pages of awesome activities!

Explores the world of reptiles, discussing lizards, snakes, tortoises, turtles, alligators, crocodiles, and tuataras.

A simple presentation of the physical characteristics, habitat, and life cycle of such big cats as the leopard, tiger and puma.

"Raise the drawbridge, man the battlements, and find out what castle life was really like. See lavish banquets, thrilling jousts, and entertaining jesters! Train to become a knight, visit a castle city in China, and discover the tricks used to keep enemies out. Test your knowledge and have hours of fun with eight pages of awesome activities!" -- Page 4 of cover.

Explore diamond mines, peer into a volcanic cave, and discover how some cliffs are built from shells and skeletons! Find precious metals hidden in rocks, and marvel at a hotel built from salt. Test your knowledge and have fun with eight pages of activities!

Describes a variety of insects and their behavior, discussing metamorphosis, camouflage, defenses, and their benefits to people.

An introduction to planet Earth, its features, and the forces that have shaped them.

This book explains the sunlit, twilight, and midnight zones of oceans and describes the marine life that can be found in these zones.

Explores the world of astronomy, discussing outer space, stars, Black holes, meteors, and other planets.