La venganza de la luna

Explains the importance of the skeleton in overall health, and describes how to keep the structure healthy.

Did you know that an Apatosaurus was longer than four cars end to end? It weighed more than 70,000 pounds (31,751 kilograms). Learn more about this fascinating creature in Apatosaurus. The AV2 Spanish language collection gives emerging bilingual readers access to both a printed Spanish book and an eBook that provides both Spanish and English translations of the text.

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.

This illustrated book introduces children to the constellations. It also provides a legend and the best time to be able to view for each one.