Shows and explains how adaptations help plants and animals survive in different habitats.
Animals grow and change throughout their lives. Different kinds of animals grow and change in different ways. This text introduces the life cycles of various groups of animals and includes butterfly and frog metamorphosis.
People develop and use machines to meet specific needs, they make work easier
This book offers detailed explanations about the objects in our solar system, how they move, and the different ways we have found to observe them.
Shows how natural forces cause constant changes to Earth's surface.