Intermediate

In the spring of 1843, nearly one thousand people gathered in Independence, Missouri. They came from all over the eastern United States, and many had to sell most of their possessions to… Read More →

Helicopters are fast and impressive military aircraft. But did you know they can take off without a runway? Or that they can land in the water? Discover what makes these incredible feats… Read More →

Have fun with language! This accessible, lighthearted look at language introduces homonyms and homophones. Playful rhymes and comical cartoons make both concepts memorable. Each corresponding Read More →

We use many kinds of paper every day. Have you ever wondered where paper comes from? This book is made from paper. So is the newspaper. What else? Papermaking was first invented in China… Read More →

Air pollution, deforestation, greenhouse gases, plastic everywhere—these things put us, and our home planet of Earth, at risk. But there's hope. STEM to the rescue! Scientists, inventors, and Read More →

Have you ever seen lights turn on automatically when you step into a room? Or have you ever wondered how a garage door knows to not close when someone is standing beneath it? What these and… Read More →

Submarines are mighty and sneaky military watercraft. But did you know that they can carry an entire crew of people? Or that they can track where other boats are in the water? Learn more in… Read More →

Tanks are big and tough military vehicles. Do you know what makes them able to drive almost anywhere? Or when people first used tanks? Learn about these impressive machines! Read More →

The president of the United States is the leader of the executive branch. This branch is in charge of carrying out laws. Many people help the president, including the vice president, cabinet, Read More →

The Guinea Fowl and Cow are best friends. Both of them keep an eye out for Lion. When Lion threatens, each must intervene to save the other. Beautiful watercolors transform this tale into a… Read More →

The internet seems to contain every answer to every question we might have. But how do we know what's true and what's not? And even though we have the knowledge, how do we use it? STEM to the Read More →

The judicial branch is one of the United States’s three branches of government. It interprets the law. This branch is made up of the country’s courts, with the Supreme Court being the most… Read More →

Congress is made up of two parts: the Senate and the House of Representatives. Together these two government groups make laws for the country. From introducing bills to passing them, discover Read More →

Have you ever seen people with microphones interviewing the president? These are members of the media. Media affects the way people understand things happening in government and how people… Read More →

Each day when the Queen wakes up, three maids dress her, two more style her hair, and her butler James makes her tea. But when she grows dissatisfied with her brew, the Queen and James set… Read More →

The sun shines bright over our planet. It gives plants and animals life. And it might be the answer to life on Earth lasting even longer. STEM to the rescue! Scientists, inventors, and energy Read More →

There is one sure-fire method to avoid being eaten by sharks: Don't go in the ocean. How can you avoid being eaten by sharks? What does it mean to "skateboard" someone? Is there a chance you… Read More →

With powerful words and pictures Florida Frenz chronicles her journey figuring out how to read facial expressions, how to make friends, how to juggle all the social cues that make school feel Read More →

It's a big question—how does the human body work? One of biology's greatest wonders, it's incredibly complex yet perfectly built to keep us alive. Scientists have figured out how it works,… Read More →

See what the buzz is about in this fresh, fun look at insect anatomy. Let's build an insect! In the pages of this book, you’ll find a workshop filled with everything you need, including a… Read More →

Choosing a career can be tough. There are so many options and choices available—how do you figure out what is right for you? This book takes students by the hand and helps them explore… Read More →

Choosing a career can be tough. There are so many options and choices available—how do you figure out what is right for you? This book takes students by the hand and helps them explore their… Read More →

Choosing a career can be tough. There are so many options and choices available—how do you figure out what is right for you? This book takes students by the hand and helps them explore their… Read More →