Criptología digital (Digital Cryptology)

What do solar panels, waterproof clothing, and window coverings have in common? They are technologies that have been adapted based on studying butterflies! Learn what scientists have learned from butterflies with this Spanish book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, this STEAM book features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual...

The combination of violins, trumpets, sombreros, and song possesses the power to not only lighten the heart but weigh it down as well. This book journeys to the time and place where mariachi music originated and reveals the various musical traditions that combined to form the richest, most popular, and most highly regarded tradition of Mexico. La combinación de violines, trompetas, sombreros y canciones capaces de desgarrar o alegrar el corazón de cualquiera, mexicano o extranjero. Este libro viaja a través del tiempo y las regiones donde se originó el mariachi y descubre las distintas...

Carlota decide empezar un diario sobre la violencia de género, un problema que hace siglos que existe pero que nunca ha sido tan visible como en los últimos años. A partir de testimonios que va recogiendo, algunos muy cercanos, y de información que recibe, como siempre, de parte de su madre, su abuela y su tía Octavia, Carlota escribe este diario azul que también habla de la violencia escolar y la violencia infantil. El diario azul de Carlota no es exactamente una novela ni tampoco un diario, sino un libro a caballo entre la ficción y la no-fi cción que trata todas estas formas de...

This nonfiction Spanish book teaches students about the earth’s cycles, and introduces them to important scientific concepts and vocabulary terms like combustion, hydrosphere, biosphere, and fossil fuels. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation. Keep students reading with this fascinating Spanish book.