Cómo funcionan los juguetes (How Toys Work)

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

Read Along or Enhanced eBook: Invite readers to see what goes on behind the scenes at a school carnival! With informational, Spanish-translated text, vibrant photos and helpful charts, children are engaged from cover to cover while utilizing mathematic skills to learn the basics of planning, income, estimates, and budgeting.

Read Along or Enhanced eBook: Learn the secrets to artful cupcakes, oven-fresh bread, and other delicious baked goods in this delightful nonfiction title. Readers will learn how mathematics helps bakers measure their ingredients to make tasteful treats. Featuring vibrant images and charts, informative text, and fun, intriguing facts, this Spanish-translated nonfiction book will leave children fascinated by all the details that go into baking their favorite treats--like doughnuts and cookies!

Frogs and toads are some of the most confusing amphibians to classify. While some of their physical attributes are easy to tell apart, if we take a deeper look at these animals we find it’s not quite that simple. From poisonous skin and bulging eyes to their amazing life cycles, these creatures are as interesting to study as they are difficult to categorize. Once we break down the difference between “true” frogs and “true” toads, it’s easy to see why so many have trouble telling the two creatures apart!

«Hace cinco días que la nave tiene abierta una vía de agua en la popa, en la bodega las bombas de achique no responden, no se divisa la costa, la tripulación empieza a lanzar al mar parte de la carga—primero, la de los propietarios menos importantes; la pimienta nunca, ya que es propiedad del rey—, los carpinteros de a bordo se ven impotentes y ni siquiera se sienten capaces de informar de la situación a los oficiales, el contramaestre está enfermo, el piloto equivoca el rumbo, los pasajeros protestan inconscientes de lo que ocurre, empieza a llover y a soplar un fuerte viento que...

A biography of Cesar Chavez, from age ten when he and his family lived happily on their Arizona ranch, to age thirty-eight when he led a peaceful protest against California migrant workers' miserable working conditions.

En un futuro próximo, los recursos energéticos de la Tierra han sufrido una radical transformación. Los suministros tradicionales casi se han agotado y el hombre se ha establecido en la Luna para extraer un combustible alternativo. Éste es el punto de partida de Límite, una novela dinámica, trepidante y cargada de suspense. Fruto de una rigurosa investigación científica, y con un marcado acento ecológico, Frank Schätzing invita al lector a derribar sus barreras mentales y a disfrutar sin límites de este thriller de rabiosa actualidad que no dejará a nadie indiferente.