Submarinos de La Armada de Ee.Uu./U.S. Navy Submarines

"Simple text and color photographs describe the units and tools used to measure time--in both English and Spanish"--

Describes the frogs, toads, and salamanders of Mexico's Yucatan Peninsula, looking particularly at the wide variety of adaptations found in the few species that dwell there.

George Washington Carver was a skilled botanist who became famous for his work with peanuts and other plants. Readers will discover the captivating life of this incredible scientist in this engaging scientific biography translated in Spanish. Using colorful photos and graphs, children will learn why Carver was known as "The Plant Doctor" as a child and how his work with peanuts, sweet potatoes, and pecans helped change the way people used plants! The helpful glossary and index aid in better understanding of the content, while a simple, interesting experiment leaves Spanish-speaking children...

Esta obra, recoge once ensayos cuyo denominador común es el abordaje de pasajes de la historia intelectual del siglo XX mexicano. Por sus páginas, el lector verá transitar a multitud de intelectuales, desde Justo Sierra y Ezequiel Chávez hasta José Emilio Pacheco, pasando por Félix Palavicini, José Vasconcelos, Martín Luis Guzmán, Daniel Cosío Villegas y Carlos Fuentes, entre muchos más, con una atención especial en Alfonso Reyes y en la presencia de los intelectuales españoles exiliados en nuestro país a partir de finales de los años treinta. Su lectura llevará también al...

This historical novel will fascinate young readers as they learn about Mayan customs and lifestyle. A glossary of Mayan terms and authentic drawings will help children understand this highly advanced culture. Text copyright 2004 Lectorum Publications, Inc.