Alimento

Examines different kinds of relationships, discussing why they work and what to do when they do not work.

Why do we need water to live? Find out in this informative title that explains the importance of water to all living things.

Una verdadera clase de paleontología para niños (y para mayores). Asesorada por verdaderos doctos en la materia, Aliki nos adentra en el fabuloso mundo de estos gigantescos animales prehistóricos, haciéndonos ver las diferencias entre varias especies, y l

This New York Times bestseller, now available in Spanish, recounts the true story from Wilson Kimeli Naiyomah of the touching gift bestowed on the United States by a tribe of Maasai Warriors in the wake of the September 11 attacks. In June of 2002, a mere nine months since the September 11 attacks, a very unusual ceremony begins in a far-flung village in western Kenya. An American diplomat is surrounded by hundreds of Maasai people. A gift is about to be bestowed upon the American men, women, and children, and he is there to accept it. The gift is as unexpected as it is extraordinary. Hearts...

La rueda es una máquina simple. Una máquina es cualquier herramienta o aparato que facilita el trabajo. Las ruedas giran alrededor de un eje. Un eje es una barra de metal o varilla que pasa por el centro de la rueda. Las llantas de los carros, los camiones o los autobuses giran alrededor de un eje. Las ruedas nos permiten movernos más rápido de un lugar a otro. ¿Qué más pueden hacer las ruedas y los ejes?

Dragonflies are large flying insects known for their brightly colored bodies and see-through wings. They are among the fastest insects in the world. Learn more about these amazing animals in Dragonflies, a Fascinating Insects book.