Intermediate

What's that dog with the handsome looks, graceful walk, and body the size of a pony? It's the Great Dane! Great Danes are quiet dogs with gentle personalities and hearts of gold. Their owners Read More →

Ships, bridges, and tall buildings are marvels of engineering. They are designed to be strong and safe. But even state-of-the-art designs don't always hold up in the real world. Learn about… Read More →

Pip is a young orphan who wants nothing more than to become a gentleman and be worthy of the beautiful but snobby Estella. So when he receives a large fortune from an unknown benefactor to… Read More →

Without inventors, we wouldn't have cars, airplanes, or light bulbs. Inventors build devices that make our lives better. But not all inventions succeed. In fact, the history of inventions is… Read More →

Explore some of history's biggest failures in medicine—from bloodletting to early remedies—and how some of those failures eventually led to success. Read More →

Science is all about the pursuit of knowledge. But sometimes that pursuit leads scientists down the wrong path, and things can go spectacularly wrong! Learn about some of the biggest fails in Read More →

Sports are all about great strategy and overcoming obstacles, right? Not always! Sometimes failures in sports are as exciting as successes. Learn about the biggest fails—from an NFL team… Read More →

Technology is constantly changing the world we live in. But new tech doesn't always catch on right away, or even work like it's supposed to. In fact, the history of technology is filled with… Read More →

Warships let the navy navigate and fight in the water. Readers will find out about the different types of warships and the technology they use. Read More →

Some of the fiercest and most skilled hunters in the world, great white sharks use intellect, camouflage, and a strong sense of smell, hearing, and sight to track and kill their prey. Watch… Read More →

What are the biggest hunting fish in the ocean? Great white sharks! But do you know how great white sharks find food? Or how many teeth they have? Find out everything about these ferocious… Read More →

Great white sharks and dolphins face off in a fight. Sharks are skilled hunters, but bottlenose dolphins are one of the ocean’s smartest creatures. Discover the size, speed, attacks, and… Read More →

This story is about some bad pirates who were very greedy. They always wanted more money and more food. Some clever animals thought of a good way to teach them a lesson. What do you think the Read More →

Everybody obeys what Gramma says. Even the flowers and vegetables she plants grow the way she says they should! Then one day she plants green beans that simply will not listen to her. She… Read More →

What is in the vegetable group? Carrots, broccoli, eggplant, and much more. Brian P. Cleary's goofy verse and Martin Goneau's humorous illustrations give young readers a whole crop of… Read More →

Beginning with the story of Creation, the Bible teaches us to use and respect the land, conserve natural resources, and save energy. The Bible stories of Noah, Abraham, Joshua and others are… Read More →

This book examines the history of human energy use as well as the latest energy developments in the United States. It provides the opinions and perpsectives of government and business… Read More →

Look around you. Do you see green grass? Crisp celery? A slippery frog? The color green is found in nature, in foods, in clothing, and in many other places. Read this book to become an expert Read More →

For a colony of green weaver ants, building nests is a family affair. Even the baby ants, or larvae, have work to do! These ants do not live underground. They make their home sweet amazing… Read More →