Escalar y saltar (Climbing and Diving)

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!

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. This 6-Pack includes six...

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.

¿Cuáles son algunas de las cosas que nosotros podemos aprender sobre los animales tomando en cuenta la forma de sus bocas o picos? ¿Qué podemos deducir sobre los animales con dientes filosos comparados con los que tienen dientes largos y planos? ¿Existen algunos animales sin bocas? En esta secuela sobre las series de Adaptaciones de animales, la galardonada fotógrafa y educadora naturalista Mary Holland comparte las fascinantes bocas de los animales con los lectores de todas las edades.

Lincoln Rhyme and Amelia Sachs return to face a criminal whose ingenious staging of crimes is enabled by a terrifying access to information. When Lincoln's estranged cousin is arrested on murder charges, the case is closed. Forensic evidence from Arthur's home is found all over the scene of the crime, and it looks like the fate of Lincoln's relative is sealed.

¿Quién era Darth Vader antes de pasarse al Lado Oscuro? ¿Cuáles son las armas más originales utilizadas por El Joker? ¿Quién es el despiadado agente de Kaos más agradable de todos los tiempos? ¿Y el asesino serial más encantador y culto? ¿Qué héroes y heroínas esconden un pasado oscuro? Este libro reúne los secretos de los más variados villanos: desde los clásicos, como Drácula y Lex Luthor, hasta los expertos en artes oscuras, como Skeletor y Sauron. Sin olvidarnos de brujas, asesinos seriales y de animales que dejaron sus huellas infames en la historia de la ficción....

Sharing is a social skill all children need to learn. This book presents sharing as a positive choice, then describes four ways to share. It points out that sharing goes beyond things: children can also share their knowledge, their creativity, and their time. What if they don't want to share, or someone won't share with them? These topics are covered, too. Concrete examples and reinforcing illustrationshelp children practice sharing, understand how and why to share, and realize the benefits of sharing.