A monarch born in the fall has two major challenges! In addition to metamorphosis, these butterflies fly 4,000 miles on a two-way migration trek! The Life Cycle of a Butterfly explains… More →

Frogs begin their lives as tiny tadpoles living in water. As adults, they live both on land and in the water. The Life Cycle of a Frog details the changes in a frog at the four stages: egg,… More →

The Life Cycle of a Tree follows the growth of a tree from the time it sprouts to the time it is mature and capable of producing new seeds. The complex lives of these everyday plants will… More →

Hundreds of thousands of beetles live all over the world in habitats as diverse as swamps, rainforests, and deserts. The Life Cycle of a Beetle describes the growth and development of these… More →

Following lion cubs from birth to maturity, The Life Cycle of a Lion details a cub's place in the pride by discussing the hunt, territory patrols, and pride dominance. Vivid photographs and… More →

Mosquitoes have lived on Earth for more than 30 million years! Close-up photos and detailed illustrations depict the amazing changes a mosquito goes through in four stages: egg, larva, pupa,… More →

Emperor penguins are one of the very few species able to survive in the frigid Antarctic and the only species that stays there year round. Children will be fascinated by the journey taken by… More →

The Life Cycle of a Shark gives children clear insight into the growth and development of these fascinating, prehistoric fish. Children will be eager to discover how shark pups are born, the… More →

Electrical engineering employs the largest number of engineers. This field of engineering covers everything related to electrical devices, systems, and the uses of electricity. This… More →

Do you wonder about the world around us? In this book, learn about electrical circuits and why they make a difference in our daily lives. Downloadable Teacher's Notes available. More →