La proclama de emancipacion

Defines screws, 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.

Young students will be enthralled with compelling portraits of famous figures who devoted their lives to improving the world. Includes historical photos and illustrations.

El Mayflower es un barco que ha llegado a ser célebre en la historia de los Estados Unidos porque en 1620 transportó desde Inglaterra al grupo conocido como "los peregrinos", quienes serían los primeros colonos europeos en establecerse en Norteamérica. Ellos zarparon desde el puerto inglés de Southampton y bautizaron como Nueva Inglaterra a la tierra que los acogió. Como señala este libro, el Pacto del Mayflower designa el acuerdo que los hombres adultos de esta comunidad firmaron a bordo del barco para fijar criterios generales que sirvieran como fundamento para el gobierno de la...

The dynamic books and accompanying audio CDs in this series introduce babies and young children to popular and traditional Spanish songs and classic folktales. Perfect for native and nonnative Spanish speakers alike, these guides teach basic vocabulary and are a useful and entertaining resource for helping children develop beginning language skills. Los libros y los CDs de audio adjuntos y dinámicos en esta serie introducen a los niños a canciones populares y tradicionales y cuentos folclóricos clásicos en español. Tanto para hispanohablantes como hablantes no nativos, estas guías...

Veteran’s Day is a day set aside to thank the men and women who risk their lives protecting America. Each year on November 11, we celebrate what they have done for our country. Learn more about the history of this important holiday, such as why it is on November 11 and what Americans do to celebrate.

Correlated to the science curriculum, our Spanish-language series describes how the types of homes that different animals build reflect adaptations to their environments. Through simple, easy-to-follow text, each volume looks at each type of home as a shelter from predators and weather and a place to store food and raise young. Young readers also learn how animal homes and human homes fulfill similar needs and functions.

The first Thanksgiving was a celebration. The pilgrims were thankful for the harvest they planted. Find out what the pilgrims ate for the first Thanksgiving. Paired to the fiction title A Year of Fun.