Los submarinos

¿Cuál es tu día favorito de la semana? En ¡Viva! ¡Es sábado!/Hooray! It’s Saturday!, algo importante pasa cada día. ¡Pero el sábado, esta familia se divierte! (What is your favorite day of the week? In ¡Viva! ¡Es sábado!, something important happens each day!) Young learners learn the days of the week as they go to the park, attend school, have piano lessons, play basketball and more! From Sunday to Saturday, young readers will learn all of the days of the week in this delightfully-illustrated book. Learn simple English words and phrases with the corresponding version Hooray!...

Counting is needed for many jobs. Let's explore the different types of jobs where counting is used every day! The Días de Descubrimiento (Discovery Days) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!

«En un mundo violento, erizado de muros y excavado con fosos, el universo de Francisco de Asís carecía de torreones y murallas. Pobre de bienes y de poder, estaba en paz con todos, vivía como hermano de los seres, y a todos ellos dirigía una mirada llena de respeto... Sus ojos habían llegado a ser maravillosamente humanos... Su horizonte no era la cristiandad de su tiempo, con sus fronteras que defender, sino Jesucristo, a quien amar, y el ser humano a quien salvar». Eso fue lo que llevó a Francisco más allá de las fronteras de la cristiandad. En plena cruzada, partió hacia Oriente ...