Protección de los océanos

Besides oil, Texas has long been associated with cattle and agriculture. Learning about these industries will allow readers understand how valuable their development is to the growth of the state of Texas, as well as America's economy.

These high-interest, low reading level biographies chronicle the lives of inspiring individuals and use a vivid, graphic-novel format that will capture the attention of reluctant readers. The dazzling, full-color illustrations and easy-to-read text bring each person's life and times to life.

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.

¿Alguna vez te has quedado mirando a tu perro y te has preguntado en qué estará pensando? ¿Has meditado sobre el sentido de la vida o has intentado imaginarte la nada más absoluta? Pon en marcha tu sentido común y prepárate para hacer frente a esos grandes enigmas que nos acompañan todos los días. ¡Embárcate con nosotros en esta aventura en la que se mezclan los pensamientos razonables con las ideas más descabelladas!