Construcción y arquitectura

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...

This book looks at the numbers in Spanish. Main text on each page is provided only in Spanish, with simple, labeled photographs providing support. A "dictionary" spread at the end of the book features all the vocabulary words in both Spanish and English, and also includes a pronunciation guide.

Bienvenido al encantador mundo de "Materia Oscura y Sueños Nocturnos". En este cautivador viaje, nos embarcaremos en una exploración de los aspectos misteriosos e intrigantes del universo que han cautivado la imaginación de científicos y soñadores por igual. El universo, con todas sus maravillas celestiales, guarda innumerables secretos esperando ser revelados. Entre ellos, la materia oscura y la energía oscura se erigen como entidades enigmáticas, desafiando nuestra comprensión del cosmos. A medida que nos adentramos en las profundidades del espacio, nos sumergiremos en los reinos...

Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! Los delfínes son conocidos por ser juguetónes intelligentes—que más podemos aprender sobre ellos? Ahora en español, este título involucra a lectores jóvenes a medida que aprenden todo acerca estes mamiferoes del mar. Fotos de color agregan interés visual, y preguntas de consideración ayudan animar lectores durante su desarrollo de leer libros de no ficción. Dolphins are known for being playful and intelligent—what else can we learn about them? Now in Spanish,...