Las Libelulas

Farmers use tractors to plow their fields. Tractors are also used on construction sites. The biggest tractors are as wide as a road. Learn more about these machines in Tractors, an AV2 media enhanced book

El crucero es uno de los barcos más grandes del mundo. El barco crucero más grande puede llevar unas 8.700 personas a bordo. Aprende más sobre estas máquinas poderosas en Los cruceros, uno de los libros audiovisuales de AV2. Cruise ships are some of the largest boats in the world. The biggest cruise ship can carry about 8,700 people. Learn more about these mighty machines in Cruise Ships, an AV2 media enhanced book.

Aunque hoy en día el efecto invernadero aparece en la prensa con frecuencia, se le conoce desde mediados del siglo XIX y siempre se ha sospechado de la influencia de la actividad humana en él. Sin embargo, para constatar el efecto de calentamiento global actual y aceptar la responsabilidad del hombre en su rápido crecimiento, hubo que luchar contra intereses ligados al desarrollo industrial que supuestamente está sustentado por el conocimiento científico. "Esta historia empieza a principios del siglo XIX, cuando unos científicos descubrieron que nuestro planeta no siempre tuvo el mismo...

You think you know the story of "Goldilocks and the Three Bears"? The tale you've heard may not be just right. This retelling of the classic story, told from Baby Bear's perspective, will convince you that Goldilocks and Baby Bear (whose real name is Sam) were actually besties! This fractured fairy tale provides a fresh perspective on a well-known tale. Fully translated Spanish text.

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.

Introduces different kinds of light, the properties of light, and how light can create shadows of different shapes and sizes.