Love is in the app

Soy grande? ¿Soy pequeño? ¿Siempre soy el mismo? No es tan fácil saberlo, pues hay dilemas en la vida que a veces ofrecen información contradictoria. En Yo se exploran situaciones cotidianas de los niños en edad preescolar, con el fin de guiarlos en su descubrimiento de sí mismos y de su realidad, a partir de su entorno, sus emociones, necesidades y límites.

Young children are natural problem-solvers and always looking for answers, especially when it involves interesting animals. This Spanish-language edition of Fast and Flightless provides young curious readers with striking visual clues and simply written hints. Using the photos and text, readers rely on visual literacy skills, reading, and reasoning as they solve the animal mystery. Clearly written facts give readers a deeper understanding of how the animal lives. Additional text features, including a glossary and an index, help students locate information and learn new words.

A scientific look at the natural processes that create waterfalls, and where they are likely to form.

Learn more about the renowned British scientist, professor, and author who spent his entire career trying to answer the question: "Where did the universe come from?" Stephen Hawking was born exactly three hundred years after the death of the scientist Galileo, so maybe it was written in the stars that he would become a famous scientist in his own right. Although he was diagnosed with a neurological disease at age 21, Stephen did not let the illness define his life. Known for his groundbreaking work in physics, and identified by his wheelchair and computerized voice system, Stephen continued...