Cómo funcionan los ecosistemas

Young children are natural problem-solvers and always looking for answers, especially when it involves interesting animals. This Spanish-language edition of Scaly Swimmers provides young curious readers with striking visual clues and simply written hints. Using the photos and text, readers rely on visual literacy skills, reading, and reasoning as they solve the animal mystery. Clearly written facts give readers a deeper understanding of how the animal lives. Additional text features, including a glossary and an index, help students locate information and learn new words.

Se alejó lo más posible. Necesitaba como nunca sentir la tierra, el aire, la naturaleza, cargarse de su fuerza ahora que las suyas flaqueaban. Volvió a llorar, se rebeló contra su destino, al parecer el mismo que el de todas las mujeres de su familia, que como en una maldición después de bendecirlas con el amor, las abocaba a perder al hombre que amaban. Lucía ha perdido a sus padres a temprana edad y aguarda angustiada la muerte de su abuela Esperanza, con quien vive. Su abuela, además del cariño y el afecto debidos a los lazos de la sangre, se ha preocupado por hacerle entender las ...

This book introduces the reader to the nighttime world of the raccoon, including its habitat, activities, diet, and the unique things that it does.

Learn more about the renowned British scientist, professor, and author who spent his entire career trying to answer the question: "Where did the universe come from?" Stephen Hawking was born exactly three hundred years after the death of the scientist Galileo, so maybe it was written in the stars that he would become a famous scientist in his own right. Although he was diagnosed with a neurological disease at age 21, Stephen did not let the illness define his life. Known for his groundbreaking work in physics, and identified by his wheelchair and computerized voice system, Stephen continued...