John Calvin 
Commentaries on the Epistles to Timothy, Titus, and Philemon [PDF ebook] 

Teams work together, play sports together, learn from each other, and get jobs done. This engaging Spanish book teaches beginning readers what it means to be a team. Engage students in reading as the …

Imagine getting ready for bed when the sun is still shining, or eating lunch when it’s dark outside. How are such things possible? Learn how people in places such as Alaska, Norway, Iceland, Sweden, …

To be a chef, you need to have a great palate, knife skills, and… science skills? It’s true, cooking requires more "science" than you might think! Learn about the innovations and technolo …

Imagine a city with no cars or streets and where people ride boats to get around. This place is Venice, Italy. Built on a lagoon, Venice is in trouble. The city is sinking, and engineers are racing t …

Nature is not always kind. Natural disasters like earthquakes and storms can wipe out cities. Entire cultures and their histories are at risk of being lost. When disaster strikes, some people work to …

Did you know that swimming pools are used to train astronauts? Athletes use swimming pools to train when they’re injured, and doctors use them to help patients feel better. Learn how swimming pools a …

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 …

Sharks may be known for their sharp teeth and scary reputations, but there is so much more to these amazing fish. Dive into learning skip counting as you uncover the secrets of sharks. Students will …

Take a tour of the world’s most fascinating landmarks! The Gateway Arch, Big Ben, the Pyramids of Giza, and the Sydney Opera House are just a few of the landmarks that students will learn about in th …

Take a fascinating trip into the depths of Carlsbad Caverns and learn arithmetic patterns along the way. This book combines mathematics and literacy skills, and uses practical, real-world examples of …