Escalar y saltar (Climbing and Diving)

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.

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...

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!

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.

Este es el cuarto libro de la serie titulada "Gertrudis en érase una vez el mundo de las emociones". Una serie dedicada a la educación emocional para niños y niñas a partir de 4 años. En Carlota, la paloma que quería ser persona, la autora, Lourdes Torres, analiza la empatía y el cómo ponerse en la situación del otro. A través de un bonito cuento donde la paloma Carlota es la protagonista, los más pequeños descubrirán qué se siente también cuando se colocan en el lugar del otro. Esta serie es ideal para que los chicos y chicas más pequeños aprendan a gestionar sus emociones y ...

«La obra de Maia Szalavitz pone en valor las vidas de los activistas que no solo crearon y desarrollaron la idea de la reducción de daños, sino que además la convirtieron en una fuerza social y política». Este libro nos cuenta las historias en torno al activismo en reducción de daños. Desde un grupo de consumidores de drogas de clase obrera de Liverpool, quienes, ayudados por médicos y trabajadores de la sanidad pública, diseñaron los principios fundamentales de la reducción de daños, hasta un consorcio de San Francisco compuesto por rebeldes, investigadores y un guerrero...

l volumen incluye íntegros los poemas Canto heroico y fúnebre por el subteniente caído en Albania (1945), Sol soliarca y Monograma (ambos de 1971), además de Dignum est (1960), el gran poema del que Theodorakis realizó un extraordinario Oratorio. Completa

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...