Experimentos de Ciencia En Casa

Plants are the living things that have been on the planet longer. How do they manage to protect themselves if they can't move? Explore the different mechanisms that plants use to survive in different habitats.

Martin Luther King, Jr. used peaceful protests to become one of the worlds greatest African-American Civil Rights leaders. Readers will learn all about his interesting and inspiring life in this engaging biographical reader that features informational, Spanish-translated text, vibrant images and a timeline of Kings life.

Text and photographs describe common things that are orange, including goldfish, pumpkins, and tigers.

La tierra es el punto de origen para la existencia de innumerables seres vivos, y el lazo que nos une a ella se fortalece cada vez que andamos sobre dunas, cuando nos apropiamos de los frutos alimentados por el humus, o en el instante en que moldeamos arcilla. La tierra parece interminable, y esa inmensidad, como se muestra en este libro, es la materia que forja nuestras vidas.