Medir la velocidad (Measuring Speed)

Provides information on the tiny reptiles, including their use of color as a defense, their climbing skills, and their ability to grow back a missing tail.

In the last one hundred years, Earth’s average temperature has risen one full degree. That might not sound like much, but it affects Earth’s oceans, land, plants, and animals. Learn all about global warming, the carbon cycle, the greenhouse effect, and weather and climate with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. This nonfiction book introduces students to new concepts, vocabulary terms, and STEM topics. With detailed images and fascinating sidebars, the leveled text supports students reading at...

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

Cuando sea mayor, Viento Pequeño quiere ser un viento importante, pero no sabe qué oficio elegir. Para resolver sus dudas, Viento Pequeño decide hacer un viaje y conocer las diferentes funciones que un viento puede desempeñar en la naturaleza. Resulta que hay vientos que ayudan a sembrar la tierra, otros que se dedican a destruirlo todo, los que contribuyen a provocar las lluvias... Pero, ¿cuál será la vocación de Viento Pequeño?

In 1789, George Washington became the first president of the United States. With over 100 black-and- white illustrations, the fascinating story of "the father of our country" comes to life in Spanish - revealing the real man, not just the face on the dollar bill!