C鏔o prepararte para un examen (Strengthening Test Preparation Skills)

What keeps objects from floating out of your hand? What if your feet drifted away from the ground? What stops everything from floating into space? Gravity. As in his previous books, Redwoods, Coral Reefs, and Island, Jason Chin has taken a complex subject and made it brilliantly accessible to young readers in this unusual, innovative, and very beautiful book.

Written in a vivid and accessible style, this history book addressed to young readers focuses on one of the most relevant periods in Mexican history: that of the country's strife for independence from Spain. In addition to its descriptive historical account, the book includes charts, illustrations, and a timeline of main events from 1808 through 1821 that help make the information even more entertaining and clear for children.

Un joven escritor que lava platos en las mazmorras de un restaurante oriental evoca las voces de sus amigos y de sus numerosas mujeres en un vertiginoso testimonio de lenguas y pieles africanas, orientales, latinas y también francesas. Pocas veces una obra de ficción ha palpado con tanto dramatismo, tensión y belleza el mundo de los inmigrantes. El síndrome de Ulises, como se llama a las pesadumbres de los inmigrantes en la soledad de un país desconocido, a las que se incuban en los guetos donde se hacinan los extranjeros ilegales, es una novela más cercana al París desaforado y...

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be confusing because of these differences. However, this book breaks down these cycles into easy-to-understand steps in both accessible language and colorful diagrams readers can turn to for review again and again. The most important vocabulary needed to talk about insect life cycles is further explained in fact boxes and an extended glossary.