La energía: uso, consumo y ahorro energético en la vida cotidiana

En el viejo vertedero abandonado aparece el cadáver mutilado de una joven. Los detectives encargados del caso creen vérselas con un simple asesino despiadado, pero los crímenes no han hecho más que comenzar. La noche siguiente una extraña fiera despedaza a otras dos personas en un callejón...

In this book, you'll find dramatic photographs of big cats from all over the world. See snow leopards on icy mountains, lions on African grasslands and jaguars in the Amazon rainforest. You can also read vivid descriptions of how big cats move, hunt and find a mate.

Animals sing or talk to communicate. They make noise for different reasons. Find out why some animals make certain noises. Paired to the fiction title So Many Classes.

The moon people, Kaluma, Aluma, and others use a cloud bridge to travel to the Earth, a messy but beautiful world of incredible variety that becomes their new home.