El gran desafio del caballero de la armadura oxidada / The Great Challenge of the Knight in Rusty Armor

This Spanish-language series presents the complete range of math concepts and skills students are expected to master during the first grade. The series moves sequentially, from easiest to hardest concepts, with each book covering a different math topic. The first volume reviews the math concepts students learned in kindergarten. The next six books cover counting, adding and subtracting, tables and graphs, money, patterns, and measuring. The eighth volume is a summary of the math concepts students have studied throughout the year. Each book presents situations that show the relevance of math...

This entertaining book teaches young readers about the different body parts they use to move and play. Body parts are labeled on the photos showing how elbows, knees, ankles, and fingers bend.

Durante el siglo xx la humanidad ha experimentado importantes camgios y elocio es un idicador significativo para poder comprobarlo. Sin embargo, a pesar de la importancia del fenómeno del ocio en nuestros hábitos de vida en la marcha de la siciedad en general, apenas se ha percibido como experiencia unitaria, con una base común. A ese ámbito común se le llama en este libro experiencia de ocio.

Describes the life and times of the well-known hero of the American Revolution, Paul Revere, a patriot and silversmith whose midnight ride was made famous in a poem by Henry Wadsworth Longfellow.