Eres Polvo de Estrellas

Este texto se adapta a un curso completo de Modificación de la conducta, recogiendo en esta 8a edición los últimos estudios relacionados con esta área. Se han añadido capítulos completamente nuevos en el campo de las nuevas técnicas de motivación. En total el texto presenta un 2 por ciento de material nuevo y el resto del libro ha sido reestructurado por completo para darle un mayor enfoque pedagógico y aplicado. | Desarrolla, de forma gradual, la capacidad del estudiante para analizar e interpretar el análisis de datos. También se han actualizado los ejercicios y actividades que...

Young readers will learn the ways that César Chávez fought to protect the rights and lives of migrant workers in this inspiring Spanish-translated biography that gives history behind protests and developments of unions that Chávez led. Vivid images and an interesting timeline of Chávez's life work in conjunction with supportive text and a helpful glossary, table of contents, and index to engage readers from cover to cover.

From where they are located to the various animals that live there, early readers discover the lush forests of the world in this inviting, Spanish-translated nonfiction title that features vivid, brilliant images in conjunction with informational text and intriguing facts about this amazing ecosystem.

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.