La fuerza y el movimiento (Forces and Motion)

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...

Una comedia romántica que te enamorará de la sensación española de Wattpad: ¡Andrea Smith! ¿A quién besarías, con quién te casarías y a quién matarías? Cuando sus amigas le hacen esta pregunta, Olivia James lo tiene claro: Besaría a Ezra Johnson, porque está cañón. Se casaría con Mateo Ford, porque además de ser guapísimo tiene buen corazón. Y... mataría a Jax DeLuca, porque es la persona más idiota e inaguantable que conoce. Después de su primer encuentro años atrás, cuando Jax la convirtió en el hazmerreír del instituto, Olivia se juró a sí misma que siempre lo...

In this inspiring Spanish-translated biography, readers will learn about the life of Wilma Rudolph, the first American woman to win three gold medals at one Olympics. Readers will feel engaged and inspired as they read about Rudolph's incredible journey from a young girl with polio, to her first encounter with track and field, to becoming one of the best Olympic athletes of her time! A timeline of Rudolph's life, a glossary, and index are provided for further understanding of the content and improvement in vocabulary.

Describes the importance of farms and the changes that have taken place on farms in the United States from the eighteenth century to the twentieth century.