Apuntes de matemáticas

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 ...

Inka rulers led a huge empire with grand palaces. They had incredible riches. Artists made statues out of gold and silver. The Inka also made masterpieces out of grass. Their grass bridges crossed deep canyons. These engineering marvels let soldiers and messengers travel around the empire. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering...

Anne Frank's diary has become one of the most widely read books in the world. Readers will learn about Anne's life 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. This 6-Pack includes six copies of this title and a lesson plan.

The author/poet imagines all of the things a child can do, and then speculates on the many vocations the child has the option of choosing.