¿Por qué hibernan los animales? (Why Animals Hibernate)

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

"Estos son los poemas breves de su epoca de juventud, que fueron anos de enamoramientos y de actividad rebelde contra Somoza. Algunos de estos poemas son amorosos y otros politicos, y tambien algunos a la vez amorosos y politicos."

One of North America's most popular sports, skateboarding combines balance, dexterity, and quick reflexes. Kids will get the lowdown on streetstyle and vertical skating and learn about the board, safety, motion and balance, and how to perform kickturns, spins, rock n' roll, and more.

An eighteen-year-old pinball addict and a smart-mouthed girl who don't quite fit in with anyone else develop a special relationship.

El autor recuerda a los niños su propia infancia, a través de unos hermosos poemas, nostálgicos y optimistas al mismo tiempo, y les despierta la inquietud por el conocimiento y el desarrollo cultural.