Dinosaurios, garras y crestas

Humans and animals can also make a great team working together. See how horses and the officers who ride them work together to keep our streets safe.

Learn How Dams And Levees Are Built As Well As The Effects They Have On River Systems In A Region, And Places Downstream.

As a young boy, Jos Marti he traveled to the countryside of Cuba and fell in love with the natural beauty of the land. During this trip he also witnessed the cruelties of slavery on sugar plantations. From that moment, Mart began to fight for the abolishment of slavery and for Cuban independence from Spain through his writing. By age seventeen, he was declared an enemy of Spain and was forced to leave his beloved island. Marti traveled the world and eventually settled in New York City. But the longer he stayed away from his homeland, the sicker and weaker he became. On doctor's orders he...

Esta obra está dirigida a cualquier persona interesada en cuidar y preservar adecuadamente objetos de papel como libros, cómics, fotos, grabados, acuarelas y dibujos sobre papel, carteles, sellos, postales y mapas, entre otros. Se trata de una guía práctica ilustrada, de fácil manejo pero rigurosa en la información, realizada por restauradores especializados en papel, que enseña las características más importantes del papel, los principales tipos de papel, los deterioros más frecuentes que afectan a este material y cómo solucionarlos mediante la aplicación de sistemas sencillos de ...

Everyone has heard of Albert Einstein--but what exactly did he do? How much do kids really know about Albert Einstein besides the funny hair and genius label? For instance, do they know that he was expelled from school as a kid? Finally, here's the story of Albert Einstein's life, told in a fun, engaging way that clearly explores the world he lived in and changed.

Ahora las protagonistas son las chicas: desde las magical girls más encantadoras hasta las heroínas más aventureras.