La Energía Solar (Solar Energy)

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

In the spring of 1895, Bud is excited for his Cadet Corps team to compete in the end-of-the-year drills competition at his school. His company is the favorite to win, but can they pull it off? This historical fiction book is based on a story by the African-American poet and playwright, Paul Laurence Dunbar. Especially appealing to reluctant readers, this 32-page historical fiction book features hi-lo text, full-color illustrations and a short chapter format.

Estos son dos tomos de un diccionario enciclopédico necesario para entender el vocabulario bíblico, los símbolos mitológicos, de las sociedades secretas y del misticismo, de los sueños, de los mensajes subliminales, de las leyendas y del folclore de diversas culturas antiguas. Este es un trabajo iniciado en 2012 que continuamente es actualizado, expandido y mejorado. Junto con los diccionarios 'Nombres Bíblicos' y 'Seres Pandimensionales' este trabajo es fundamental para el trabajo de cualquier estudiante de textos sagrados - por ejemplo, la propia Biblia -, del mundo onírico, de...

Deserts are the driest places on Earth, but they’re full of life! Cacti, kangaroo rats, shrubs, foxes, and more have found ways to adapt to the extreme temperatures and dry conditions of deserts around the world. Readers learn about many of these adaptations as well as the major features of the desert biome. Simple maps highlight some of the biggest deserts, helping readers learn map skills. Full-color photographs reinforce accessible information about the desert ecosystem, including a concluding message of conservation.

Ambrose Gwinnett Bierce (1842-1914?) dedicó buena parte de su carrera literaria al periodismo satírico, así como a escribir relatos de terror que le aseguraron un lugar destacado en la historia de la literatura norteamericana como un consumado maestro del humor negro. Su participación como romántico voluntario en la Guerra Civil Americana, en cuyos horrores y sangre chapoteó hasta caer malherido en la batalla de Kennesaw Mountain, le inspiró una serie de relatos que recopiló años más tarde en uno de sus libros más conocidos, Cuentos de soldados y civiles (1891). Esta experiencia...