Inteligencia artificial: computadoras y máquinas inteligentes (Artificial Intelligence: Clever Computers and Smart Machines)

Inka rulers led a huge empire with grand palaces. They had incredible riches. Artists made statues out of gold and silver. The Inka also made masterpieces out of grass. Their grass bridges crossed deep canyons. These engineering marvels let soldiers and messengers travel around the empire. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering...

Goya, el más fiel cronista de su tiempo, cede a los apasionados caprichos de tres de sus musas sin medir las consecuencias que estos desatinos le pueden deparar. La condesa-duquesa de Benavente, la duquesa de Alba y la condesa de Chinchón, como el reflejo de la sabiduría, la seducción y la dulzura, tres de los atributos que el pintor más admira en la mujer, resucitan en esta novela para guiar al lector por el languidecer del siglo xviii y el convulso nacimiento del xix. Bajo su mecenazgo paseará por los teatros, plazas, conventos y palacios para profundizar en aquella acomodaticia...

Few kids can resist jumping into a big puddle. Getting wet can be fun. Learning to describe objects as wet can be fun, too, as evidenced in the bright, entertaining photographs and simple, engaging text in this motivating book. Readers will love to identify the objects within these pages, selected to appeal to them, and use the objects to comprehend new vocabulary words in corresponding sentences.

Carlitos and the rest of the Peanuts gang help present a host of facts about how people live in various environments around the world.