¿Qué son los medios? ebook

How do countries work together? Running a country requires hard work. There is a lot involved. That includes making laws that help people do the right thing. When leaders work together, their countries benefit. This Spanish book introduces 2nd grade students to the concepts of diplomacy, government, and foreign relations. Detailed images in conjunction with easy-to-read text and basic text features provide readers with an inviting reading and learning experience as they build social studies knowledge.

It was known as the age of the dinosaurs, but other fascinating creatures roamed the Earth at the same time. Learn about lesser-known animals from the prehistoric era that are no less fascinating! Students will be engaged in reading about ancient animals like Gigantopithecus, Titanoboa, Megalodon, and more as they develop their skills at reading and writing numbers. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make...

The traditional family is going to have to make room for Grandma, Nana to come live with them. Readers learn about the family unit. Books of the Neighborhood Readers Program build early literacy skills, introduce important content-area language, and help develop speaking and writing skills. They can be integrated into any existing language arts or core reading programs.

Personajes de shojo manga, de series de mechas, de cuentos infantiles... La expresión de los sentimientos ya no tiene secretos con esta nueva entrega.

¿Y si el universo no pesara nada y la materia no existiera realmente? Lo que parecería ser una duda legítima para un erudito místico de los Vedas Indios es, en cambio, un resultado embarazoso de la aplicación de la Relatividad Restringida a las observaciones obtenidas por un grupo de astrofísicos, que han medido la radiación cósmica de fondo de nuestro universo. En los albores del nuevo milenio, el satélite WMAP, más allá de proporcionarnos una medida del cosmos, nunca antes obtenida, ha creado bastantes quebraderos de cabeza respecto al concepto de universo, en el que todavía hoy ...

Like the other Sasek classics, these are facsimile editions of his original books. The brilliant, vibrant illustrations have been meticulously preserved, remaining true to his vision more than forty years later and, where applicable, facts have been updated for the twenty-first century, appearing on a "This is . . . Today" page at the back of each book. The stylish, charming illustrations, coupled with Sasek’s witty, playful narrative, make these books a perfect souvenir that will delight both children and their parents, many of whom will remember them from their own childhood. In This is...