Desarrollo de proyectos de instalaciones de energía mini-eólica aislada

Besides oil, Texas has long been associated with cattle and agriculture. Learning about these industries will allow readers understand how valuable their development is to the growth of the state of Texas, as well as America's economy.

Alexander Graham Bell was always trying to invent new things! In this biography that has been translated into Spanish, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell. This 6-Pack includes six copies of this title and a lesson plan.

In 1846, travelers heading for California became trapped high in the mountains of the Sierra Nevada. Snowdrifts surrounded their shelters, and food supplies dwindled. How they stayed alive remains one of the most gruesome stories in US history. However, some facts that have come to light recently through archaeological digs will surprise even those who think they know the story. This gripping book, including maps and images of the era, tells the true account of the doomed Donner party.

Discover the different ways that people spend, save, and budget their money. In this Spanish-translated nonfiction title, readers are introduced to important personal financial aspects such as savings accounts, putting together a budget and budget analysis, credit and debit cards, and taxes. Through informational text, vivid photos, and helpful graphs and charts that assist in implementing mathematical skills such as percentages, readers will be encouraged to save and spend their money wisely and responsibly.