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Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Eco-Friendly Energy Is Explained. The Most Current Information Is Provided While Establishing The Understanding That It Does Not Take Much To Make The World A Better Place.

Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

La Santísima y Vera Cruz de Caravaca fue robada misteriosamente durante las fiestas de Carnaval de 1934 y hasta ahora nadie ha podido averiguar su paradero. Sus oscuros y discutidos orígenes y su extraña desaparición llenan su historia de enigmas sin resolver. Esta novela, a medias policiaca y a medias histórica, nos lo muestra con las aventuras de un caballero templario del siglo XIII y un inspector de policía del siglo XX, unidos por los misterios de la Cruz de Caravaca en los tiempos turbulentos de nuestra Guerra Civil de 1936 - 1939. La intención del autor al escribir esta...

This work goes to the interested ones for the Social Pedagogy and the Social Education as much from the reflection as from the wide field of the social action, approaching its historical evolution, concept, methods and different intervention areas.

The Mi Mini Biografia series are Spanish language biographies for the earliest readers. This book examines the life of Martin Luther King, Jr. in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a timeline and other informative backmatter.

Read Along or Enhanced eBook: Anne Frank's diary has become one of the most widely read books in the world. Readers will learn about Anne as she went into hiding from the Nazi Party in this Spanish-translated nonfiction title. Through vibrant images, informational text, timelines, and a glossary of terms, readers will discover the hardships Anne and her family went through in order to avoid being sent to a concentration camp. This inspiring biography enables children to look up to Anne and find hope in every situation, just as she did.