Roc y la salud

No longer famous, journalist Cannie Shapiro writes science fiction under a pen name while raising her teenage daughter, and considers her husband Peter's request to have Cannie's flamboyant sister provide surrogate services so that they can have a second child.

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.

Got a fan of snakes, lizards, and turtles? Dig into this beginner's guide to reptiles from Cathryn and John Sill, creators of the award-winning About... series. Author and educator Cathryn Sill explains in simple language the basic characteristics that all reptiles share, while offering a look at many of the animals that fall into this diverse category, including ever-popular lizards, snakes, and turtles. The beautifully detailed paintings of noted wildlife illustrator John Sill depict reptiles in their habitats and highlight their unique aspects. An afterword provides more detail on each...

La vida cristiana transcurre dentro de un contexto, y el nuestro es la postmodernidad, una de cuyas características es el cambio constante y acelerado que nos hace cada vez más difícil orientarnos para saber vivir como seguidores de Jesús en el mundo actual. «Líderes Posmo» nos acercará a diferentes personajes de la Biblia; veremos las situaciones y los retos a los que se tuvieron que enfrentar. Así nos daremos cuenta del increíble paralelo existente con la vida actual. De los principios que ellos llevaron a la práctica, obtendremos la sabiduría que necesitamos para vivir como...