Escalar y saltar (Climbing and Diving)

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.

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 won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

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!

Carlota decide empezar un diario sobre la violencia de género, un problema que hace siglos que existe pero que nunca ha sido tan visible como en los últimos años. A partir de testimonios que va recogiendo, algunos muy cercanos, y de información que recibe, como siempre, de parte de su madre, su abuela y su tía Octavia, Carlota escribe este diario azul que también habla de la violencia escolar y la violencia infantil. El diario azul de Carlota no es exactamente una novela ni tampoco un diario, sino un libro a caballo entre la ficción y la no-fi cción que trata todas estas formas de...

¿Sabías que el primer desfile del Día de los Veteranos se realizó en Birmingham, Alabama? El Día de los Veteranos se celebra el 11 de noviembre de cada año. Explora estos y otros datos fascinantes en El Día de los Veteranos uno de los libros de Celebremos las fechas patrias. Did you know that the first Veterans Day parade took place in Birmingham, Alabama? Veterans Day is celebrated on November 11th every year. Explore these and other fascinating facts in Veterans Day, a Let’s Celebrate American Holidays book.

En este libro ilustrado para niños, se presentan 7 oraciones en rima, una para cada día de la semana.

Conocida también por Juana de América, consigue junto con Gabriela Mistral y Alfonsina Storni que la voz de las mujeres americanas acceda al lugar que le corresponde en literatura universal.