Marco Polo

The nineteenth century was a time of huge growth and prosperity for California. Although the Gold Rush lasted only seven years, California provided other opportunities for those who emigrated there in search of a better life. This Interactiv-eBook focuses on the history of San Francisco, Los Angeles, Sacramento, and Fresno, and the people and events that influenced their transformations from small towns to booming cities. This nonfiction text builds literacy and social studies content knowledge through the use of intriguing primary source documents like maps, letters, images, articles, and...

Esta novela transcurre en el marco de dos coordenadas históricas: el inicio de la guerra judeo romana del 66 d.C y el creciente despliegue de las primeras comunidades cristianas. El protagonista, Yair, miembro de una familia de comerciantes judíos, es el responsable de sus negocios en el Oriente. Viajero infatigable por las rutas de Arabia, Siria, Egipto y la India, regresa a Qumrán, el monasterio Esenio donde se había formado treinta años antes, coincidiendo con Jesús de Nazaret, cuyo mensaje ha sabido armonizar con el de los grandes maestros de la India. Mientras arde Jerusalén...

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.

Spanish language edition. This extraordinary counting book is full of astonishing illustrations and amazing facts about the fascinating world of insects. Once again, Jerry Pallotta's perfect blend of information and humor has created a favorite for children and adults.