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.

A powerful and accesible bilingual picture book that highlights "the power and impact of ordinary but dedicated citizens."* Every day, thousands of farmworkers harvested the food that ended up on kitchen tables all over the country. But at the end of the day, when the workers sat down to eat, there were only beans on their own tables. Then Dolores Huerta and Cesar Chavez teamed up. Together they motivated the workers to fight for their rights and, in the process, changed history. Award-winning author Monica Brown and acclaimed illustrator Joe Cepeda join together to create this stunning...

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

Los niños pueden conocer y disfrutar de Lope como alguien entrañable y querido, a pesar del tiempo. Logró reunir vida y obra en una simbiosis impar y maravillosa, y lo consiguió, según dice Gerardo Diego, porque era un niño.

¿Por qué se nos tapan los oídos en un elevador? ¿Qué hace que los globos de aire caliente suban al cielo? Descubre todo lo que hace el aire en este maravilloso libro.