Las cadenas alimentarias en el desierto (Desert Food Chains)

What has a head, two tails, and shoots across the sky? A comet. Coming from the far edges of the solar system, most comets travel around the Sun, while meteors appear as flashing streaks of light in the night sky. Explore these amazing celestial wonders as they zip through space! This book looks at the difference between comets and meteors and their effects on Earth. The physical characteristics of each are identified in detail. This book won’t come crashing down! It’s filled with fun facts that give additional information on this exciting science topic. This book allows students to use...

Students will develop their math skills while engaged in reading about Yosemite National Park. This book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach geometry concepts like calculating perimeter and area. Text features include a glossary, an index, captions, and a table of contents to increase students’ vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems, math charts and diagrams, and sidebars provide many opportunities for students to practice their developing math skills, and apply what...

This Spanish-translated biography introduces readers to Jackie Robinson, the first African American to play Major League Baseball for the Brooklyn Dodgers. Featuring lively images and inspirational text in conjunction with a helpful glossary, index, and timeline of Robinson's life, this title will engage readers as they read about Jackie's life as a college athlete, his start in the Negro League, his stand against segregation, and how he became the first person to ever get named Rookie of the Year.

"Discover the amazing world of boa constrictors! Now in Spanish, this fresh new text is carefully leveled and accompanied by vibrant full-color photos. Critical thinking questions and a photo glossary make this a perfect introduction to nonfiction."