Trayectoria de choque: Los asteroides y la Tierra (Collision Course: Asteroids and Earth)

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

In Chinese New Year, early readers will learn about this Chinese holiday and the ways people celebrate it. Vibrant, full-color photos and carefully leveled text will engage emergent readers as they explore this unique holiday. A labeled diagram helps readers understand the symbols of Chinese New Year, while a picture glossary reinforces new vocabulary. Children can learn more about Chinese New Year online using our safe search engine that provides relevant, age-appropriate websites. Chinese New Year also features reading tips for teachers and parents, a table of contents, and an index....

Vivid photographs and bilingual text explain each food group, revealing how each group is important for good health, how to make healthy choices, and fun things children can do to stay in shape.

«Ahora que las mujeres participan en la literatura en pie de igualdad, va siendo hora de que nos digan cómo ven lo real, nos den esa mitad que falta para ver cabalmente lo que existe. En esta su primera novela, Alicia Giménez Bartlett va por ese camino y va pisando bien.» GONZALO TORRENTE BALLESTER, 1984 A la bella Pamela y la frágil Clarisa, al financiero Finn, a madame Tevener, a Octosílabo el ferroviario y al poeta Léonard no les une nada... salvo EXIT, la peculiar salida de emergencia que han escogido para sus vidas. Tras pagar los correspondientes honorarios a la organización,...