Nature's cycles

Describes how apples grow, from shoots that grow into braches that will flower after three years and grow little green apples that grow bigger until they are ready to harvest.

Describes step-by-step how corn seed becomes corn on the cob.

Follows the development of a horse from the time its mother is pregnant until it is fully grown.

Describes the process of making honey, from a bee's collection of nectar to honey production on a beekeeper's farm.

Full-color, illustrated photographs introduce readers to the water cycle, discussing issues such as evaporation and condensation, water for drinking and for farming, polluted water, and rivers.

Explains rocks, including precious gemstones, famous formations, and more.

Simple text and photographs describe the life cycle of frogs, focusing on how they grow, how the tadpole leaves the egg, how the tail gets longer, and other topics.

Follows the development of a butterfly from the egg its mother lays on a plant to the fully developed insect that flies away.

Photographs and illustrations introduce readers to the processes involved in the plant cycle, such as photosynthesis, plant reproduction, and spreading seeds.