El ciclo de la roca (The Rock Cycle)

You've only got one day to spend at the carnival-how do you make the most of your time? Students will learn how to measure time while reading about a fun-filled day at a carnival! This fiction Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of...

Introduce diferentes culturas alrededor del mundo contando historias de paredes, desde los murales Mayas en Bonampak, México, hasta la Muralla del norte de Inglaterra.

Con La musculación racional el lector será capaz de planificar un entrenamiento de fuerza adecuado y seguro. El libro, que se divide en dos partes, introduce en la primera los conceptos clave para el entrenamiento de la fuerza y en la segunda se desarrolla, paso a paso, la puesta en práctica del entrenamiento con series de ejercicios para los niveles de iniciación, intermedio y avanzado. También se trata el entrenamiento de contra resistencia en niños, adolescentes, mujeres y personas mayores. Esta obra es la recopilación de los conocimientos teóricos que se han utilizado a lo largo...

This colorful counting book uses catchy rhymes and vibrant illustrations to help children count from 1 to 20 and then in groups of 10 to 100 using the popular cereal's O's as units. "Food is a major part of every toddler's day, and food is the focus here: holding it, playing with it, eating it, and, also, counting it, so that numbers become a natural part of breakfast, and concepts are learned through crunchy physical facts.

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.