Intermediate

An estimated 245,225 people in the United States are currently living with leukemia or are in remission. More than forty-three thousand Americans are diagnosed with the disease each year. But Read More →

• A young girl receives injections of chemotherapy to kill the cancerous white blood cells in her body. • An eleven-year-old boy undergoes a transplant of stem cells to help his body make… Read More →

Introduces the basic principles of coding. Learn how to give instructions and turn instructions into code. Figure out how to debug code, solve problems and use algorithms. Includes basic… Read More →

Introduces the basic principles of coding. Learn how to give instructions and turn instructions into code. Figure out how to debug code, solve problems and use algorithms. Includes basic… Read More →

Takes coding further by showing how to use selection in coding ('if' statements) and how to use more sophisticated languages like Python. Includes using selection in coding and more… Read More →

Coding techniques are developed further and readers learn how to create code that can run in web pages. Introduces basic HTML and JavaScript. Includes developing coding techniques, creating Read More →

Do you know what a lever is? How can a lever help you? Through simple experiments and clear explanations, understand how this simple machine functions and how it can make the work that you do easier. Read More →

During the upheaval of the English Civil War in the seventeenth century, political philosopher Thomas Hobbes composed his masterwork, Leviathan. It was first published in 1651, between the… Read More →

In 2015, the world watched as soccer star Abby Wambach kissed her wife after the US women's World Cup victory. Milwaukee Brewers' minor league first baseman David Denson came out as gay. And… Read More →

You may know that Liam Hemsworth stars as good-looking tough guy Gale Hawthorne in The Hunger Games films. But did you know that Liam: • once dressed as a table tennis player for Halloween,… Read More →

"Give me liberty, or give me death!" A passionate speaker, Patrick Henry mesmerized and motivated audiences with his powerful words. Henry believed that Britain had stolen America's freedom,… Read More →

A standalone follow-up to the acclaimed and beloved chapter books that began with NY Times Notable Book My Happy Life. It's Dani's first summer vacation—and the best ever! She is staying on Read More →

For most teens, graduating from high school feels like a finish line. But choosing which path to take next can be overwhelming. It helps to become informed about the options and know how to… Read More →

We think this much is true . . . Once upon a time, before time even existed, all matter in the universe was concentrated on a single point a fraction of the size of an atom. And then? And… Read More →

LIFE CYLCES describes and illustrates three different types of life-to-death-to-life again cycles that occur in nature. First is the cycle of the sunflower that grows from a seed to maturity, Read More →

What's the difference between a bull and a steer? How are calves born? Adam Smith could tell you. He lives on a beef cattle farm and describes in vivid detail what makes working and playing… Read More →

Do you know how long it takes for a soft yellow chick to grow into a chicken? Why is it important to always keep lights on in chicken houses? Just ask Loren, a young farmer who helps his… Read More →

How big can a pumpkin grow? When is the best time to plant corn? Melissa Lehman knows. She lives on a crop farm and tells readers about the fun, and work, that goes into planting, growing,… Read More →

Do you know why a farmer would play music for cows? Or how long it takes to milk a cow? Just ask Robert, a young farmer who helps his family raise dairy cows. He’ll show you the fun and work… Read More →

Did you know that many people around the world drink goat milk instead of cow milk? Jimmy Search could have told you. He lives on a dairy goat farm and explains the work and fun that go into… Read More →