Cómo funcionan los juguetes (How Toys Work)

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.

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!

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.

Readers learn about the various animals that need help and what they can do to make a difference through volunteerism in this engaging book. Discover different programs and organizations that work to protect animals, animal habitats, and endangered species through vibrant images and charts and informational text. Featuring a list of helpful and useful websites, this Spanish-translated nonfiction title encourages readers to take part in animal activism in any way they can--from baking homemade dog biscuits to exploring careers that help sick or injured animals.

Hernán vuela hasta la India para encontrar su ser espiritual. Allí descubrirá el interior del país y de sí mismo. Con ayuda de su maestro, Suresh el Faquir, prosigue su entrenamiento para completar su iniciación mística, con prácticas que incluyen la peregrinación o los ejercicios de equilibrio sobre el alambre, que ayudan a conseguir el equilibrio en la vida.

Cathryn Deen, considerada la actriz más bella del mundo, sufre un accidente de coche mientras es perseguida por un paparazzi. Desfigurada, cínica y con el corazón roto, se refugia en casa de su abuela, perdida en los Apalaches. Thomas perdió a su mujer y a su hijo en el atentado de las torres gemelas. Desde entonces ha luchado contra el alcohol y la desesperación y piensa que nada ni nadie puede devolverle el sentido a su vida. Hasta que conoce a Cathryn.

En este diccionario ilustrado para niños Clifford, el gran perro colorado, y sus amigos describen cada palabra por medio de oraciones sencillas. Incluye una sección especial sobre los números, los opuestos y mucho más.