Free for 10 more days
Follow along as a researcher observes and makes journal entries about their field trip through the Amazon rain forest ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit the world's largest tropical rain forest stretching across eight countries in South America. Simple graphs show how much the rain forest has changed, and the final report describes efforts being made to preserve it.
Free for 15 more days
This exciting title introduces readers to the concept of a wave and the patterns and properties common to both light and sound waves. Clear text and detailed diagrams combine to demonstrate the cause-and-effect relationships involved in the properties of amplitude, wavelength, and frequency. A link to interactive activities online plus an activity in the book allow readers to explore key concepts close up by creating their own wave models.
Free for 18 more days
Kids will learn about the basics of tumbling, dance, jumps, and stunting, or building formations, in Pump it up Cheerleading. This highly illustrated book also features a section on top-rated teams.
Free for 19 more days
This engaging title introduces readers to the science of light waves. Relatable examples, accessible text, and a creative design challenge help readers discover the properties of light waves and their essential role in seeing our world.
Free for 4 more days
Many holidays and festivals celebrated in the United States honor religious events and important dates or people in the country's history. This interesting book shows how Americans celebrate holidays and family occasions, as well as the traditions of the cultures from which their families first came.
Free for 11 more days
Social Justice goes beyond individual human rights. It means a society where justice is achieved in every aspect of life. This title takes a look at what a just society is by examining such topics as poverty, racism, homelessness, and inequality. Young enthusiasts will learn how the words of activists such as Nelson Mandela and Marian Wright Edelman inspired others to do what was right.
Free for 21 more days
Young readers will be amazed to learn about the tiny particles that make up everything in the world around them. Colorful illustrations and fun fact boxes will help readers understand how atoms come together to form molecules, the building blocks of everything in the universe.
Free for 8 more days
This book examines bacteria that are found in virtually every environmentincluding those that are characterized by extreme heat, cold, and depthand, of course, bacteria that are found inside our bodies. Case studies examine the development of new vaccines against bacterial diseases and the use of bacteria to help fight pollution.