Los planetas (The Planets)

Black holes are neither holes nor black. They're invisible and packed with matter! Future astronomers will find out many more fascinating facts about these space phenomena with this intriguing book. Carefully crafted text encapsulates the most important information about black holes, such as how scientists locate them and their significance in a star's life cycle. Amazing photographs support critical concepts and inspire a true appreciation of the spectacles of space.

Una obra poética basada en la metáfora de un pajarito que estuvo cautivo, que después de algunos años logra salir, y decide cantar una dulcísona tonada, al compás de tres notas en una; quizá alguien lo escuche, y tal vez disfrute de su canto...Mientras tanto, el pajarito solo espera... Descansa en un curioso columpio... Reposa a través del tiempo... Está es la historia de ese pajarito cautivo, que misteriosamente logró estar libre.¿Cuál es su nombre? ¿Cómo salió? ¿Alguien lo liberó? ¿Quien podría ser?Y lo más importante... Que sea quien sea, debió de tener la llave. Más...

Encourage students to earn money for themselves with the examples in this Spanish-translated book! Young readers will learn the basic concepts they will need to make choices about spending or saving money they have earned. Engaging, primary source documents and images keep children reading as they build their literacy skills and social studies content knowledge.

Stem Technology Is A Very Important Topic In Today's World And This Book Will Allow Students To Learn More About Atoms, Molecules, And How Different Temperatures And Situations Affect Them. It Also Introduces Them To The Periodic Table Of Elements And How Even Today More Elements Are Being Discovered And The Periodic Table Continues To Grow.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.