Técnico electricista 4 - Corriente alterna

From the water they drink to the trees they climb, kids are connected to the natural world in big and surprising ways. With simple, poetic text and exquisite artwork, this book does more than introduce kids to these connections. It sparks their imagination. It starts conversations, and it delights all ages. Combining the ideas of environmental author Elin Kelsey with the inventive three-dimensional dioramas of artist Soyeon Kim, this remarkable picture book reveals ties that are often sensed yet seldom explained. And in a world dominated by technology, never have these incredible connections...

Experimentos sencillos demuestran los conceptos del medio ambiente como erosión, aireación y camuflaje animal.

Viajaremos por el mundo, continente a continente, para conocer los animales más fascinantes que habitan nuestro planeta. Descubriremos las criaturas más feroces de la sabana africana, los bichos más exóticos de las selvas americanas, las fieras que habitan el continente asiático, los animales más misteriosos y sorprendentes del fondo marino y... ¡muchísimo más! Mi primer Atlas de Animales es un libro indispensable para consultar en casa o en la escuela y convertirte en un especialista de la fauna de nuestro planeta. ¡Un Atlas bestial!

Nature is not always kind. Natural disasters like earthquakes and storms can wipe out cities. Entire cultures and their histories are at risk of being lost. When disaster strikes, some people work to save cultural items. They preserve culture for the future! 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 design process and is perfect for...