Pequeños poderosos: Cosas diminutas, grandes resultados (Mighty Micros: Little Things, Big Results) 6-Pack

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.

For use in schools and libraries only. Offers a biography of the African American woman who overcame crippling polio as a child to become the first woman to win three gold medals in track in a single Olympics.

1940, Francia. Louis vive con sus padres en una pequeña villa minera. La guerra es el tema central entre los clientes del Café de los Amigos, donde Louis trabaja ayudando a la señora Jean, pero que no interfiere en su vida, hasta que los nazis y la policía comienzan a arrestar judíos...

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.