Grade 7

The nervous system keeps your body running. Not only is it in charge of thoughts, feelings, and memories, but it also keeps the body moving and running properly. Explore more about this… More →

Most people in the Netherlands ride bicycles to get to work, enjoy the landscape, and for sport. They look forward to spring when they can pedal past world-famous tulip fields in full bloom.… More →

The Nez Perce are a nation of Native American people. Their homelands span across what is now Idaho, Oregon, and Washington. Today, Nez Perce people continue to celebrate their nation's… More →

What happens when religion shapes the law of the land? A governmental system driven by religion is called a theocracy. But how does this form of government work? Explore more about… More →

The president makes sure everybody follows the laws. They are responsible for keeping the federal government moving. But what do you know about this important office of government? Explore… More →

The Ojibwe are among the largest Native American nations today. There are dozens of bands throughout the United States and Canada. In this title, readers will learn about how the Ojibwe once… More →

With elements all around, how can students--or even scientists--keep them straight? That's where the periodic table comes into play. Learn all about the way the table is organized, the… More →

Not even a century ago, a computer took up an entire room. Today, a computer can fit inside your pocket! Over decades of technological advancement, the personal computer has shaped the world… More →

Read all about it! The history of the printing press started centuries ago. Through the years, it has been used to share news, make books more affordable, and make information more… More →

The respiratory system helps the body take in the oxygen it needs to survive. A branching network of tubes takes oxygen into the lungs to get the job done. Explore more about this important… More →

American colonists were sick of following the rules of a government across the ocean. So, they fought back in the Revolutionary War. Learn about the war that changed history with… More →

China has some of the oldest history on Earth. But what do we know about the people, dynasties, and wars that shaped this ancient civilization? Explore more about the rise and fall of ancient More →