Learning

Auto Repair Source is an authoritative and easy-to-use auto service and repair reference tool. All content comes from the Original Equipment Manufacturers (OEM), and you can use it to help you diagnose, repair and maintain your car, truck or SUV. You can also take this valuable resource on the road — it’s designed for devices such as laptops and tablets!

Small Engine Repair Source contains repair guides covering routine maintenance and complex projects for all major makes and models. Browse a variety of categories — including engine type, brand, model and model number — to find the information you need.

Manipulate 3D interactive models to visualize and understand concepts in biology, chemistry, earth, and space science.

Explore amazing adventures in science, nature, culture, archaeology, and space. Best for children aged 6–14.

Pronunciator is a fun way to learn 163 languages. Courses are available in multiple languages. Access from your PC or mobile device.

Aprende 80 lenguajes por gratis e divertido con Pronunciator. Aprende con tu computadora e tu teléfono inteligente.

Lesson plans, discussion questions, meet-the-author readings. Great for educators and learners who want a more in-depth understanding of popular literature.