Círculos matemáticos

An ideal book for young Spanish students; proposes a new progression that promotes language acquisition and consolidation of contents, offers numerous grammatical and lexical and formal practice aid activities within the unit and contains a competency evaluation at the end of each chapter.

#ElPresenteEsNuestro ¿Cómo se concibe lo femenino alrededor del mundo? «Las diosas, en todas sus modalidades, son indispensables para conocer la evolución de las culturas en su totalidad.» Quede la presente obra de arte como una puerta abierta para la reflexión de lo femenino en diversas cosmovisiones.

The Mi Mini Biografia series are Spanish language biographies for the earliest readers. This book examines the life of Walt Disney in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a timeline and other informative backmatter.

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!