Cinematergrafía

Our closest solar system is about 10 light years away. It has two main types of planets. Some are rocky and small, like planet Earth, while others are huge balls of gas, like Jupiter. Learn about how astronomers once thought our solar system was the one and only, to how they have now discovered hundreds of stars with planets orbiting them, which means there could be billions of solar systems in outer space! Just maybe, these alien worlds could host life, like our own amazing planet. This book allows students to use observations of the Sun, moon, and stars to describe patterns that can be...

El Monopoly y las obras caritativas; el altruismo y el cálculo de intereses egoístas; los nuevos ricos -altos ejecutivos con remuneraciones estratosféricas- y los nuevos pobres -los asalariados; el mundo multipolar sin fronteras y el renacimiento de las pulsiones nacionalistas; la nueva China que reproduce desigualdades dickensianas y las consecuencias paradójicas de la política del "hijo único"; la crisis del euro y las medidas de austeridad; los avances en biología y genética y la nueva servidumbre digital; las subprime y la lógica mercantil aplicada a la sanidad y la educación;...

Provides information on the history, geography, society, industries, transportation, environment, and culture of Argentina, Chile, Paraguay, and Uruguay.

Discusses the physical characteristics of great white sharks that combine to make them such able predators.