Tu voto, tu voz ebook

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...

No longer famous, journalist Cannie Shapiro writes science fiction under a pen name while raising her teenage daughter, and considers her husband Peter's request to have Cannie's flamboyant sister provide surrogate services so that they can have a second child.

Tres nuevos cuadernos para aprender de manera lúdica las habilidades esenciales que están en la base del aprendizaje de la escritura y el cálculo. Cada cuaderno, además, contiene información para los padres.

En El fascinante mundo de... las aves rapaces descubrirás la rápida garra acuática del águila pescadora o la alucinante caída en picado, a 200 km por hora, del halcón peregrino en busca de su presa. Verás el preciso planear del buitre oteando la carroña o te sorprenderás de la habilidad del alimoche cuando utiliza una herramienta para conseguir su comida... y muchas cosas más sobre su fascinante mundo.