Calentamiento global (Global Warming)

The Hindenburg, the largest airship ever built and the pride of Nazi Germany, burst into flames over Lakehurst, New Jersey, in 1937. It swiftly fell from the sky and was incinerated. This incident is remembered as the most infamous airship accident, killing 36 people and sinking the dirigible transportation industry. Fascinated readers will explore why and how this giant hydrogen-filled ship was made and the reasons it may have been doomed to fail. They'll also learn conspiracy theories and surprising facts about the circumstances of the terrible disaster. Authentic photographs and thoughtful ...

There's so much more to heat than hot and cold! How it moves, keeps us warm in the winter, and helps us cook our food is all part of this key science topic. Inside a colorful layout, the main text is written with struggling readers in mind, giving clear, concise explanations in understandable language to propel these readers to classroom success. Graphic organizers reinforce important topics for visual learners and those using the books as a "crash course" review of heat.

Examines the nature of inclined planes and wedges, how they can reduce the amount of force necessary to perform work, and ways in which they are used.

Inspirado en el bestseller #1 del New York Times Ella persistió / She Persisted de Chelsea Clinton y Alexandra Boiger, llega ahora esta serie en Chapter Books sobre mujeres que sobresalieron, lucharon y se levantaron contra viento y marea. Sonia Sotomayor es la primera jueza latina en la Corte Suprema en la historia de los Estados Unidos, pero su trayectoria no fue fácil. Ella tuvo que superar numerosos obstáculos y desafíos en el camino, como recibir un diagnóstico de diabetes a los siete años. Pero no dejó que eso le impidiera alcanzar su sueño e inspirar a los niños de todo el...