Animales arquitectos

Martín De León was the only Mexican empresario to found a colony in Texas. This book also details De León’s integral role in the development of the cattle industry, along with other accomplishments that have made him a compelling figure in Texas history.

Do you have what it takes to be an athlete? Readers learn about the hard work and dedication that athletes of all levels go through to be healthy and successful. Along with stunning photos and charts and riveting facts, this Spanish-translated title includes an interview with a real-life Olympic athlete and an accessible glossary, index, and list of useful sources.

"Ilustraciones divertidas para que los niños aprendan sus primeras palabras, en imprenta mayúscula"--Back cover.

There are many steps in the nitrogen cycle that include difficult concepts and words: denitrification, prokaryotes, ammonia, and more. With the help of this understandable book, even struggling readers will grasp this cycle of nature. Low-level language, fact boxes, and an extended glossary provide readers with essential vocabulary explanations that allow them to further understand each step of the cycle. Full-color diagrams aid readers' comprehension as they move through the cycle from start to finish, and then around again.