10 cosas que puedes hacer para ahorrar electricidad

Storms are a fascinating topic and a great way to get young readers interested in science. This series uses simple text and dramatic, full-color photos to take students inside nature's powerful and deadly storms. Each book explains one kind of storm- what it looks like, how it forms, the damage it can do, and how people can protect themselves from danger.

Your lungs make sure that you use air wisely. Learn how the air passes from the lungs to the bloodstream in this story about your amazing body.

Algunos lectores de poesía han visto a Manuel Ruiz Amezcua como un poeta distinto, y lo han escrito. Pero el acceso a esos escritos no es fácil, por haberse publicado en revistas y lugares dispersos. Este libro pretende cubrir ese hueco y reunir una serie de comentarios en torno a una poesía singular. Desde figuras muy reconocidas, como el Premio Nobel José Saramago o el actual director de la Real Academia Española de la Lengua o los también académicos Fernando Fernán Gómez y Antonio Muñoz Molina, hasta hispanistas como Gabriele Morelli, Juan López Morillas o Gaetano Chiappini,...

The American Civil Rights Movement of the 1950s and 1960s marked a shift in how African Americans were treated in the United States. This volume highlights the important events and figures that made this movement successful. The book introduces readers to important activists who fought for civil rights by raising their voices and refusing to accept unfair laws. Photographs and primary sources provide readers with a firsthand look at the history of the movement. Finally, readers will learn what can still be done to further equality for African Americans in the United States and how they can be ...