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.

Lo que realmente le gusta a Guillermo es el baloncesto, así que sueña con que algún día le descubra un cazatalentos y terminar jugando en la NBA. Por eso, cuando su amiga Berta le convence para que participe en una obra de teatro, no se cree capaz de decir una sola frase correctamente. Pero los acontecimientos se suceden y Guillermo descubrirá que sobre el escenario también se puede amar, llorar y ser feliz de verdad.

Build your own TIE Fighter with this IncrediBuilds: Star Wars model kit, featuring a full-color booklet filled with fascinating facts and trivia and awesome imagery of the craft in action. Build and color your own 3D TIE Fighter model! This exciting Star Wars model set brings to life one of the Galactic Empire’s deadliest weapons: the TIE Fighter. The booklet includes everything you need to know about the TIE Fighter, from basic flight and weapons capabilities to pilot training, notable battles, and the wide variety of TIE Fighter models, such as the TIE Interceptor and TIE Bomber. The...

Nueva traducción, acompañada de un completo estudio introductorio y un amplio cuerpo de notas, de esta obra de madurez en la que Cicerón analiza cuestiones de ética filosófica que, a juicio de su autor, pueden ayudar al lector a hacer más llevadera la tempestuosa travesía de la vida.

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...