Struts and Flex, our muscle and bone Body Buddies give the inside scoop on this active partnership. Readers are introduced to the structure and function of bones and muscles. They will discover how different joints enable different kinds of movement and how muscles must work in teams.
In 1912, German meteorologist Alfred Wegener proposed that the continents were once a single land mass but had slowly moved apart over millions of years. This fascinating book examines the scientific process behind Wegener's theory and how it challenged prevailing views of the time. Learn how years after Wegener's death his theory was embraced by scientists and is now the basis for modern earth science.
Join Gurgle, our Body Buddy stomach and learn all about what happens to food after it is swallowed. Readers will learn about their esophagus, stomach, liver, small and large intestine.
Join our Body Buddy Ticker as he explores the workings of the heart and circulatory system. Children will learn how the amazing heart muscle works, and will discover how blood vessels transport life-giving oxygen to the cells and carry away carbon dioxide. Colorful layouts make learning about this complex topic easy and fun.
Join our brain Body Buddy Cognos and learn all about how the brain and nervous system work. Children will discover the location of the major parts of the brain and gain understanding of their various functions. Involved topics like nerve signals are explained in an entertaining and straightforward way for young readers.
Learn how John Dalton developed his influential theory that explains the shape, structure, and behavior of atoms. This title also explores how Dalton's major breakthrough made later discoveries, such as atomic fission, possible.
This engaging title examines how Darwin developed his controversial theory of evolution, including his research methods and the data gathered during his extensive voyages. The book also explores the controversies that developed around the publication of Darwins theory of natural selection and how the debate continues today.
French chemist Louis Pasteur made several significant contributions to the world of science. This intriguing book examines how Pasteur uncovered the basis of the modern germ theory. Readers will learn how Pasteur's theory helped him develop vaccines for anthrax, rabies, and other diseases and how his work continues to influence modern medicine.
This fascinating new title examines the sequence of events that led to the formation of cell theory. In 1665, scientist Robert Hooke published Micrographia, the first significant work focused on miscroscopial observation. His groundbreaking work inspired scientists and led to the creation of this fundamental biological principle that shaped modern biology.
This exciting book examines how Sir Isaac Newton developed three basic laws that govern the way in which objects move. Readers will learn how Newton expanded on the work of other great scientists, including Galileo and Copernicus, to make his important discovery. The book also explains how Newtons laws have influenced modern science and technology in areas such as sports and transportation.
This informative book follows the St. Lawrence River, once a main route of the fur and timber trades. This important commercial waterway forms part of the boundary between Canada and the United States and connects the Great Lakes with the Atlantic Ocean. Today, a system of canals, dams, and locks lets seagoing ships travel all the way to Lake Superior.
The Nile is the worlds longest river and the birthplace of one of the greatest civilizations of the ancient world. This book takes readers along the River in the Sand. Ancient Egyptians depended on the Niles annual floods to deposit fertile soil for farming. Today, more than 70 million people still grow crops in the rivers basin and fish in its waters.
This wonderful book takes readers along the mighty Mississippi. Often celebrated in music and literature, its exploration by explorers spurred the growth of a new nation. Today, the Mississippi not only provides transportation for agricultural and industrial goods but also supplies water for millions of people.
This title provides curious young readers with a close-up look at plant stems. Readers will discover why plants need stems, the different kinds of stems, and how new plants can grow from the stems of mature plants.
Different kinds of plants form different amounts of seeds. Some plants form only a few seeds while others form many seeds. Accessible text and vivid photographs introduce readers to seeds describing how they spread and their different uses.
This essential overview title introduces readers to the wonders of the plant world! Vibrant images and clear, simple text teach readers what plants need to survive, the basic parts of a plant, and the stages in a plant's life cycle.
Photosynthesis is the basis for all life on Earth! This exciting and sensitive book looks at how plants take a gas that is poisonous to people and animals and, with the help of the Sun, create food and oxygen for all creatures. Children will delight at learning about the little "chloroplast" factories inside the leaves of plants and become aware of how important plants really are! Children of all ages will love this book!
Children will delight to learn about how the bodies of different animals, including frogs, butterflies, and beetles, change as these animals go through their life cycles. Metamorphosis: Changing Bodies explains metamorphosis in a step-by-step format that is accompanied by beautiful pictures. Both complete and incomplete metamorphosis are defined and explained.
All life on Earth depends on the water cycle! This fascinating book this introduces children to this important cycle using a clear, step-by step approach. Kids will learn how evaporation, condensation, precipitation, and run-off work together to move water from the ground to the air and then back down again. Full-color diagrams and beautiful images help make the water cycle come alive for kids.
Plants are living things that grow and change. Over time, plants have made remarkable adaptations to suit the habitats in which they live. Simple text and beautiful images highlight how plants have adapted to life in the Arctic, in aquatic environments, and in other habitats such as those in deserts and grasslands.
Children will be fascinated by the many different ways in which animals grow and change from the time they are embryos to the time they are adults. Detailed diagrams and colorful photographs help explain in a simple way the life cycles of mammals, birds, snakes, lizards, fish, frogs, insects, spiders, and worms.
This beautiful book explains the how and why of camouflage. It looks at camouflage as colors, patterns, and textures that some animals have on their bodies to protect them from predators. It also shows how other animals use camouflage to hide as they hunt for prey. Camouflage is a difficult concept, but this book presents it in a way that is accessible to even the youngest readers.
Changing Seasons clearly explains the fascinating changes that take place in nature every year. This vibrant book takes an in-depth look at why there are four seasons, the patterns that appear in each season, and how these changes affect both plants and animals.
Young readers are introduced to the many changes children experience in their early years. The simple text takes readers on a journey from the day a child is born through the first six years of life. An interactive activity asks them how old they were when they reached their own growth milestones of first teeth, first steps, and first day of school.
This delightful book teaches readers about the world of baby animals by identifying animals that share the same names. Adorable photos feature pups (baby dogs and foxes), cubs (baby wolves and bears), and kids (baby goats and human children).
