La civilización griega

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

Los delfínes son conocidos por ser juguetónes intelligentes—que más podemos aprender sobre ellos? Ahora en español, este título involucra a lectores jóvenes a medida que aprenden todo acerca estes mamiferoes del mar. Fotos de color agregan interés visual, y preguntas de consideración ayudan animar lectores durante su desarrollo de leer libros de no ficción. Dolphins are known for being playful and intelligent—what else can we learn about them? Now in Spanish, this title engages young readers as they learn all about these mammals of the sea. Full-color photographs add fascinating...

Lo que al principio no saben estas gemelas es que alterar sus hábitos alimenticios para cumplir un pacto les hará mucho daño, pues ser comedora compulsiva o anoréxica no es un juego. Sólo la atención médica y el apoyo de sus padres las ayudará a salir adelante.

Postmodernism represents incredible challenges, but the beauty is that we can find in the Bible many characters who had to confront similar tests to the ones we face today.