Agujeros negros (Black Holes)

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Many people take the Internet for granted. But there are places that lack Internet access. Being connected helps people connect, and new ideas are being developed and tested to bring the Internet to more of the world. This Spanish nonfiction book will keep students engaged in reading about Internet access as they build their literacy, vocabulary, and comprehension skills. Important text features include a glossary, index, and table of contents. The Reader's Guide and culminating activity require students to connect back to the text as they develop their higher-order thinking skills. Check It...

Read Along or Enhanced eBook: Jane Goodall had a passion to learn about animals. Readers will learn all about her adventurous life among chimpanzees and other primates in this inspiring, Spanish-translated nonfiction biographical title. Children will be fascinated by the vibrant images, stimulating facts, and accessible glossary that will assist in vocabulary improvement.

Laurence cuenta su vida al lado de su madre (alcohólica y con intentos suicidas) y su medio hermano Jay. Han huido durante nueve meses de los Servicios Sociales ingleses, que consideran que tanto su hermano como él estarían mejor bajo la tutela del Estado. Les presento a Laurence, tiene quince años y mide más de 1.80. Muy pronto, deberá usar la ropa de su mamá y hacerse pasar por su difunto padre en la radio. Laurence Roach sólo quiere tener una vida normal, pero eso no es nada fácil pues su madre es una alcohólica depresiva que todas las noches bebe más de la cuenta. Para mantener ...

Discusses the physical characteristics of great white sharks that combine to make them such able predators.