Lo que hacen los doctores

When Eco the bear realizes that his friends the bees are missing, he decides to go look for them. His journey takes him around the world where he meets 11 different characters attempting to solve some of the world's greatest problems—air and water pollution, consumerism, extinction, deforestation, global warming, hunger, lack of education, poverty, and war. Each chapter focuses on one world problem and includes activities for children to learn about the social and ecological issues involved with each. Cuando Eco el osito se da cuenta de que sus amigos las abejas han desaparecido, decide ir...

This complete Spanish translation of the highly acclaimed Isaac Asimov's 21st Century Library of the Universe is ideal for students still developing their English-language skills.

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

Italia no es recuerdo para mí, la tengo siempre presente. Y será siempre así". Con estas palabras la filósofa y exiliada española María Zambrano recordaba su paso por la ciudad eterna: tres estancias -la más larga, entre 1953 y 1964- que marcaron profundamente su vida y su pensamiento. Los años romanos fueron años de escritura y conversación, de encuentros con el mundo intelectual italiano y con otros exiliados españoles. En Italia Zambrano desarrolló gran parte de sus reflexiones sobre la persona, los sueños y el tiempo: ¿cómo llegar a ser persona?, y, ¿qué papel juegan el...