Las cadenas alimentarias en el desierto (Desert Food Chains)

Learn about the rich history of Mission San Francisco de Asís: how it started, the people who ran it, the indigenous population, and its legacy today.

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

Immigrants help make the United States a special place. Learn all about the history of immigration to the United States as you sharpen your data measurement skills! This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems, sidebars, and math diagrams extend the learning experience and provide multiple...

Recounts, in Spanish and in English, the story of Ricardo Romo, a Hispanic-American All-American athlete and scholar who became, among other things, a U.S. representative to the United Nations, and the president of University of Texas at San Antonio.