Ebook

This book has three directions of special emphasis: first, to develop the student’s reliance on experiments in forming generalizations about his science; second, to depict science as a complex of imp …

This book uses intriguing primary sources to teach students about rules and why following them is important. The primary source images and simple sentences will engage students in reading and build t …

Act out the story of Sophia, a young girl who is nervous about moving to a new town and having her life change. By hearing her Grandmother’s story about immigrating to America, Sophia learns that mak …

It’s dinner time at the pond and the flies, frogs, fish, and bears are hungry! Introduce early readers to the food chain with this brightly illustrated fiction reader. With high-frequency words and a …

Smithsonian’s National Zoo is one of Washington DC’s most popular attractions. Tag along with the zookeepers and learn about the unique problems they face and their creative solutions to keeping the …

Bike riding is a lot of fun, but it can also be dangerous. Read about how people have made cycling safe over the years. Learn how bicycles have changed over time and how bike parts, equipment, and tr …

Inka rulers led a huge empire with grand palaces. They had incredible riches. Artists made statues out of gold and silver. The Inka also made masterpieces out of grass. Their grass bridges crossed de …

Visiting Tulum National Park is like going back in time. The Maya lived there long ago. Learn addition as you count the things they left behind. This nonfiction math book combines math and reading sk …

Take a trip to the Everglades as you practice addition! About one million people visit Everglades National Park every year to see the unique animals, reptiles, birds, and fish that call this unique p …