Lecturas. El regalo de cumpleaños. 2 Primaria

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!

Spanish translation of popular Domino Addition. Sometimes learning addition can be very challenging. When dominoes are involved, math is magically transformed into a game. In Sumemos con el domin¢, children learn that counting the number of spots on each half of the domino and totaling them is equal to effortless addition!

¿Sabías que los dragones de Komodo son los lagartos más grandes del mundo? Usan la lengua para oler a otros animales. Aprende estos y otros sorprendentes datos en Yo soy el dragón de Komodo. Did you know that Komodo dragons are the largest lizards in the world? They use their tongues to smell other animals. Learn these and other impressive facts in I Am a Komodo Dragon.

This title authoritatively recounts the main events in the history of Latin America and highlights the men and women who played key roles in the establishment and growth of the region. Though long inhabited only by various Amerindian tribes, Latin America was transformed by the arrival of Europeans, who built colonial empires across the region beginning in the sixteenth century. Much of Latin America secured its independence in the early nineteenth century, but the new countries were plagued by political and economic instability, some of which continues today. Readers will get a full picture...