Cómo funcionan las ruedas y los ejes

Storms are a fascinating topic and a great way to get young readers interested in science. This series uses simple text and dramatic, full-color photos to take students inside nature's powerful and deadly storms. Each book explains one kind of storm- what it looks like, how it forms, the damage it can do, and how people can protect themselves from danger.

Learn how prosthetic devices and 3D printing have helped injured dogs, cats, elephants, and dolphins! This Spanish STEAM reader builds literacy and critical thinking skills through real-world examples and features a hands-on lab activity.

The author describes a variety of strange animals including an African antelope, the sloth, and the angler fish.

Different colors are all around us, and this series explores what they look like and where they can be found. Students identify common colors from everyday life, such as red, blue, green, yellow, and how to describe them. They also learn to classify colors by examining what types of objects display each color. Consistently placed and leveled text helps to ensure subject matter is clearly understood.

Adaptada para jóvenes lectores, esta es la inspiradora biografía de la que fue la primera dama de Estados Unidos, Michelle Obama. Michelle Robinson nació en el lado sur de Chicago. A pesar de sus humildes orígenes, llegaría a ser Michelle Obama, la inspiradora y poderosa primera dama de Estados Unidos. Junto con su marido, Barack Obama, elegido el cuadragésimo cuarto presidente, serían la primera familia negra en la Casa Blanca, y desde allí servirían al país durante dos mandatos. Michelle es ejemplo de que, con perseverancia y esfuerzo, no hay límites; de origen humilde, llegó a...