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Jabez Wilson can’t believe his luck. He can join the Redheaded League and earn money just because of his fiery red hair. But the league suddenly breaks up, and he loses the easy income.… Read More →

All kinds of animals have skin—even humans! Compare the many features of skin. Read More →

A puzzle left behind by Sifu Faiza's grandfather has everyone stumped. A circle divided into wedges shows part of the formula for an ancient medicine. But some of the wedges are blank, and no Read More →

The science club has created a big "book bandit" sculpture in the public library. But how did they get the sculpture in through the tiny library window? The librarians offer a prize to… Read More →

Panamanian golden frogs aren't just cute, little, and yellow. They're also the national symbol of Panama. But they started to disappear about fifteen years ago. What's killing them? Could it… Read More →

It's Stacy's turn to take care of her school's pet fish when somebody pulls a prank. The trickster dumped a complicated concoction of chemicals from the science lab into the fountain, and now Read More →

What would you have worn if you lived during the 1930s, 1940s, and 1950s? It depends on who you were! For 1930s high fashion, nothing beat Coco Chanel's women's suit—a slim, straight skirt… Read More →

After the fence gate is left unlatched, Amy's playful new puppy, Brada, escapes! The other kids want to help Amy and her parents look for Brada. But to find her quickly, they will need to… Read More →

Earth has a water problem. People need water to live. But only a little of Earth's water is usable. How can you help? Join Trina to find out how to care for Earth’s water. Do your part to be… Read More →

Congratulations, marsupial parents-to-be! You're about to meet your tiny bundles of joy. They're called joeys. Some are as small as a grain of rice when they're born! Read this book to find… Read More →

In the United States and around the world, AIDS remains a critical health issue. Statistics from the U.S. Centers for Disease Control and Prevention show that 1.1 million people in the United Read More →

In 1692, four young girls from the Puritan town of Salem Village, Massachusetts, began acting strangely. They threw fits and cried out. They claimed that the spirits of some townspeople were… Read More →

Lightning streaks across the sky. A lamp lights up a room. Electricity is all around you. But where does electricity come from? And how do we bring it into our homes? Read this book to find… Read More →

What’s that friendly cat with the round face, muscular body and glossy coat? It’s the American shorthair! American shorthairs are curious, playful, cuddly cats. Their owners think they are Read More →

Did you know . . . • Ancient Romans invented a machine to harvest grain? • Farmers in ancient China destroyed the pests that harmed crops by bringing in their natural predators? • The… Read More →

Did you know that people first used road signs more than 2,000 years ago? Did you know that Ancient Rome had its own postal service? Did you know that Egyptian writers used flakes of… Read More →

Did you know . . . • Ancient cultures measured time accurately with water clocks? • An engineer in the first century B.C. designed an odometer to calculate distance traveled? • People… Read More →

Did you know . . . • The ancient Maya built magnificent pyramid-temples? • Ancient Chinese builders created central home heating systems? • One ancient Greek monument was taller than a… Read More →

Did you know . . . • Ancient people used bows to drill holes and start fires? • The ancient Chinese built a machine to detect earthquakes? •The ancient Romans operated a factory for milling… Read More →

Did you know . . . • Doctors in ancient Peru performed brain surgery? • Ancient Greek doctors ran medical schools? • The ancient Indians knew how to protect people from smallpox? Medical… Read More →

Did you know . . . • People first used skis more than 8,000 years ago? • The first wheels were used in pottery—not for transportation? • Traffic jams often clogged the streets of ancient… Read More →

Did you know . . . • The Scythians used guerrilla warfare more than 2,500 years ago? • The Chinese general Sun-tzu wrote the first military manual in the fourth century B.C.? • Some ancient… Read More →

More than twenty million people in the United States suffer from asthma, a disease of the lungs. In fact, asthma is the most common serious chronic disease among American children. Any person Read More →