Maravillas del mundo

California is home to the largest school system in the country. Students will learn about the history of California’s schools and higher education system with this nonfiction text that builds students’ reading skills and social studies content knowledge. The intriguing primary source maps, letters, documents, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features...

As a land that’s constantly in flux, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed. This essential Earth science topic is thoroughly explained through manageable text, fact boxes, informational charts and diagrams, and a glossary and index. Readers will become young Earth detectives by the time they’re through with this text!

A young boy tries to help his younger brother, whose mind and body has become occupied by another boy, a young soldier in Saddam Hussein's army during the Persian Gulf War.

Desde tiempo inmemorial, la narración y el viaje, como impulsos elementales del ser humano, han mantenido una estrecha relación. Ya en el momento mismo en que surge la escritura establecen un vínculo indisoluble. Muchos viajeros han querido contarnos sus impresiones, y muchos escritores han planteado sus obras en forma de viaje o recurriendo a éste como inspiración.