Cómo cambia el agua (How Water Changes)

This book describes dump trucks called off-highway trucks, explaining their operating equipment and dumping beds, fuel, and jobs.

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This primary source book provides firsthand accounts of history that give students personal insights into historical events. Learn about California’s history during the 20th century with this Spanish book that builds reading comprehension and social studies literacy. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their ...

Más del 90% de la biodiversidad del planeta Tierra son microorganismos. Por otra parte, la idea que tiene la gente de los microbios no puede ser más negativa: son unos seres arteros, sigilosos y nocivos que aprovechan cualquier ocasión para ponernos enfermos, y que, incluso, pueden causarnos la muerte. Pero los microbios, también realizan el reciclado de los elementos químicos, producen el oxígeno que respiramos, nos permiten digerir los alimentos y nos defienden de muchas enfermedades. Los microorganismos aportan a la biosfera muchos más beneficios que inconvenientes. Para empezar a...

It’s fiesta time! Cinco de Mayo is a fiesta day in Mexico and the United States. It’s celebrated on the fifth of May. This colorful holiday honors Mexico’s victory over the French army at the Battle of Pueblo in 1862. People march in parades, dance, and set off fireworks. Families enjoy traditional Mexican food and drink. Then they watch people act out the famous battle. Find out more about this joyful celebration of Mexican culture.

Travel to the 22nd century in this captivating, Spanish-translated nonfiction title that allows readers to discover the future of space. Elementary readers will be fascinated with the possibilities that may await human life in the future. Readers will discover the technology that may be used to one day allow humans to live on another planet, new worlds, alien life, and artificial intelligence. Featuring vibrant photos, images, informational text, a glossary of terms, and a list of helpful websites for more explorations, children will be excited and enthralled as they move through this title.