Mi primera enciclopedia de animales

Introduces the concepts of short and tall, comparing some of the world's shortest and tallest animals.

People have been sending mail for a long time. But how they do it has changed a lot! Read about the history of mail as you learn to collect data. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning data measurement easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section...

Dados los problemas medioambientales y económicos anejos al uso de combustibles fósiles, crece cada día el interés de formar a nuestros estudiantes en las energías renovables. Ahora bien, por experiencia sabemos que, cuando un alumno empieza a adentrarse en tales energías, se topa con ciertas dificultades sobre todo en el caso de la energía solar fotovoltaica. Ello se debe en ocasiones al desconocimiento de los fundamentos físicos de la célula solar fotovoltaica, o de las leyes que rigen la radiación solar, o de ciertas nociones básicas de electricidad... Esta obra trata justamente ...

Perfect for readers interested in learning more about other faiths, this unique collection offers an in-depth look at the major religions of the world. Rich with fascinating facts, each edition includes illustrations, photographs, glossaries, and information on the history, customs, and doctrines of each religion. By offering readers a deeper understanding of the beliefs of others, this collection encourages tolerance and respect in an increasingly multicultural world. Perfecto para lectores interesados en aprender sobre otras religiones, esta colección única ofrece un análisis profundo de ...