Little Einsteins. Mi primer diccionario ilustrado

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!

¿Quién no ha jugado en alguna ocasión a las adivinanzas? ¿Quién no se ha divertido alguna vez inventando acertijos? Rosa Díaz nos ofrece en este libro una serie de adivinanzas para que tanto pequeños como mayores sigamos jugando y riendo, y, al mismo tiempo, ejercitemos nuestra capacidad de razonar y sintamos el placer de descubrir.

This upper-level text, perfect for art and culture courses, introduces students to the customs and history of Spain. This volume features a wide variety of readings, cultural activities, and 600 questions about the history, literature, art, and traditions of Spain, as well as a CD-ROM of interactive activities.

This folklore treasure chest is filled with tongue twisters, riddles, poems, songs, and stories. These timeless tales, and the Victorian illustrations that accompany them, highlight the joys of children's daily activities. Text copyright 2004 Lectorum Publications, Inc.