La Energía Solar (Solar Energy)

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.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Introduce students to one of the greatest presidents in American history, Abraham Lincoln. In this engaging and informational Spanish-translated biography, readers will learn about the amazing things that Lincoln accomplished during his presidency, and why he is considered a hero today. Build reading skills and strengthen social studies knowledge with this engaging book!

Examines the nature of human rights, including the gradual development of the idea that all people, regardless of gender, color, or wealth, are citizens with rights, not just subjects with duties, and discusses the growth of social rights and the case against torture.

SOFIA REYES: Explore fascinating facts about up-and-coming Mexican musician Sofía Reyes! She is on her way to becoming one of the top Latin Pop Stars in the world, but has she always loved music? Let's get to know Sofía Reyes! STARS OF LATIN POP: This photo-filled biography series follows the journeys, careers, and passions of some of the biggest names in Latin Pop. Discover the accomplishments that make them some of the top musicians today! INCLUDES: This 32-page high-interest book for striving readers in grades 4–9 features text in both English and Spanish. Glossary words are defined on ...

¿Cómo te va a ayudar esta guía? ERRORES Y HORRORES MAYÚSCULOS es una guía práctica y visual para no cometer las faltas de ortografía más frecuentes y resolver dudas. Y lo conseguirás sin tener que aprender aburridas teorías o complicadas normas. ¿Cómo? Con ejemplos prácticos, rimas pegadizas y trucos infalibles. ¿Qué encontrarás? - Ejemplos claros que se entienden sin necesidad de memorizar reglas. - Trucos fáciles para resolver tus dudas en los casos expuestos, donde se muestran los errores más habituales. - Rimas sencillas de recordar para evitar faltas de ortografía. No...