This title explains what an ecosystem is and how the plants and animals within an ecosystem rely on and affect its existence. Different types of ecosystems are described, as well as the food webs within them. How some changes to an ecosystem can be good and how some harmful changes can destroy them. Teaches students what an important role they can play in keeping these intricate ecosystems alive.
This title explains how humans and animals have a skeleton to support the inner workings of their bodies and how the muscle attached helps us move. Also explains how exoskeletons have a skeleton on the outside of their bodies, giving examples of insects such as ants. Endoskeletons are also exampled. Gives detailed information on each, along with their habitats, eating habits, and ways they adapt to survive. A special section called, "Explore Your World" outlines an experiment that allows them to identify and examine first-hand this intriguing topic.
This book explains how plants and animals are classified. Reading Essentials in Science.
Introduces young readers to the life cycle of a bee.
Introduces young readers to the life cycle of a chicken.
Introduces young readers to the life cycle of a crocodile.
Introduces young readers to the life cycle of a frog.