South America is home to the world’s largest rain forest. The Amazon River runs through it. More than 350 millions people and a huge variety of plants and animals live there. Learn more about this fas
Gravity is what keeps us from flying off into space. We are always being pulled towards the center of the earth. The moon is also pulled by the earth’s gravity. That’s why it’s always so close to us.
Chronicles the life of Pasteur from his childhood in early nineteenth-century France to his years searching for the reasons behind diseases and how to cure them.
People are throwing away more than ever before. Everything is made to be disposable—from diapers to dishes to cameras. Collecting, hauling, sorting, processing, burning, and burying this unwanted stuf
Putting kernels in a pot, heating them, and adding salt are all part of making popcorn. Simple text explains how kernels change form when you heat them in a pan.
Pouring juice, freezing it, and adding craft sticks are all part of making popsicles. Simple text explains how juice changes form when you put it in a freezer.
Briefly describes how school in the United States has changed through the years, including such topics as transportation, supplies, and subjects taught.
Simple text and photographs introduce the concept of rules and laws found at home, in school, and in the community and show why it is important to follow the rules and not break the law.
Briefly describes how toys and games have changed through the years, including such topics as how playgrounds differ and how today's toys relate to those of the past.
Take a walk through the prairie. This biome of tall grass and open sky is teeming with life. How do the plants and animals of the prairie survive? As you travel through the prairie, watch closely to u
Recounts the life and career of Theodore Geisel, a cartoonist and writer who became world-famous as an author of children's books under the name "Dr. Seuss."
Chronicles the life of Harriet Tubman, a slave who, with the help of the Underground Railroad, escaped to the North and who risked her life to lead more than three hundred of her fellow slaves to free
