El ciclo del nitrógeno (The Nitrogen Cycle)

Hurricanes plague the tropics from June through November. Some years bring just a handful of storms. Other years, meteorologists run out of names because there are so many. In this Spanish title, readers learn how and where these storms form and the dangers they pose to the land and people who live in Gulf and Atlantic coast regions. This 6-Pack includes six copies of this title and a lesson plan.

Qué es el Sol? El sol es una estrella, una bola de gases muy calientes. Es una fuente de vida, de calor y luz. Este libro es parte de la colección Altea Benjamín, la enciclopedia para responder a las preguntas de los niños que ya leen solos. ENGLISH DESCRIPTION How old is the Sun? What did humans think about the Sun in ancient times? How can sunbeams be trapped? Our most important source of life, light, and energy is just a ball of hot gas...! This book is full of information so amazing as the Sun itself.

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about the culture, history, and distinctive features of the Lakota, Cheyenne, Comanche, Pawnee, Osage, Omaha, and Crow tribes. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. ...

Se trata de un cuaderno fungible de 64 páginas dividido en las 10 Unidades de las que consta el libro del alumno. Las actividades que se proponen son muy variadas. En la guía se ofrece la solución de todas estas actividades.