World of wonder

Discusses how various animals and plants use special tools or techniques to protect themselves, such as the turtle's hard shell, the stinging nettles' hairs, and the pufferfish's ability to expand.

Discusses animal migration, including different animals that migrate, the routes they take and how they navigate, and the various reasons that they make the journey.

Discusses how various animals use mimicry and camouflage to protect themselves or to lure prey to them.

Describes the adaptations developed by various plants and animals to survive in very hot climates.

An introduction to the Earth and the universe, in question and answer format, that discusses earthquakes, atmosphere, the hottest planet, the sun, and other related topics.

Full-color illustrations and easy-to-follow text provide information about different machines and inventions, and discuss functions, purpose, and other related topics.

Introduces children to the longest, scariest, fastest, tallest, smartest, most dangerous, and most endangered animals on Earth.

An introduction to people and places throughout history, in question and answer format, that discusses the first farmers, the most populated place, extreme weather, oldest buildings, tallest structures, and other related topics.

An introduction to various rain forest animals, in question and answer format, that describes their physical characteristics, behaviors, and habitat.

Simple text and photographs provide information about common sense, discussing what it is, how a brain turns thoughts into actions, making choices, and instincts.