Sólo para Chicas

Illustrations and text present the history, geography, people, politics and government, economy, and social life and customs of Arizona, the Grand Canyon State.

Como en el afamado cuento, Caperucita Roja y su abuela salen ilesas. Pero esta historia no termina bien... para el libro. Almas sensibles y amantes de los libros, ¡favor de abstenerse!

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

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.