La luz y sus efectos (Light and Its Effects)

Learn all about the law of conservation of mass with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms with this nonfiction book that explores the law of conservation of mass in detail. Aligned to state and national standards, this leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

Mariana the the sea turtle and her fellow hatchlings have an adventure on their first trip to the ocean.

Un hombre y una mujer caminan muy juntos por la playa. Hace frío, pero no importa. De repente se esconden detrás de unas dunas para celebrar su primer acto de amor carnal. Él es Lotto, ella es Mathilde, los dos tienen veintidós años y acaban de casarse, aunque solo llevan unos quince días juntos y saben muy poco el uno del otro. El hilo de sangre que mancha los muslos de Mathilde sella esta entrega que parece absoluta y exclusiva, y así será durante más de veinte años. Lotto y Mathilde se convierten en la pareja casi perfecta; basta una mirada para que se entiendan, un gesto...

In the middle of the 1830s, Texans fought against the Mexican government for its independence. During the Texas Revolution, many leaders emerged, such as Sam Houston, Lorenzo de Zavala, William Travis, Francita Alavez, Sidney Sherman, Susanna Dickinson, James Bowie, and Juan Seguín. This captivating biography has been translated into Spanish and allows readers to learn about the incredible accomplishments of these people and what they did to make an impact on the Texas Revolution. Featuring alluring images, engaging facts and sidebars, supportive text, and a glossary and index, this book...

Which things move slowly? Read this book to find out about how and why things move slowly. Books in this series introduce children to simple forces. Each book uses simple, repetitive text to teach children basic vocabulary, and includes stunning photographs that show how different forces are at work in the world around us. In Slow, children learn about things that commonly move slowly, how pushes and pulls can make something move slowly, and how some things are slower than others.