La Condena del silencio

Germs. Everybody has them! Some germs help people. Some germs can harm people. Add and subtract with tens as you learn all about germs. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning arithmetic easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides additional...

Un paseo por Barcelona, tomando como eje conductor sus restos históricos. Este libro es la revisión actualizada de una obra que, con el título de Barcelona XXI siglos ̧ se convirtió en un gran éxito a comienzos de los noventa. Ahora se reedita con imágenes actualizadas y un reportaje sobre la Barcelona actual (Forum, etc.) a cargo de Pepe Navarro.

Introduce students to Paul Revere with this biography that has been translated into Spanish. Primary source documents and images will engage readers as they build their literacy skills and social studies content knowledge, while learning about this important figure in American history.

This Title Teaches Students That Everything Is Made Of Matter, And That Physical Changes Create Different Forms Or States Of Matter. Gives Examples Of These Different States In Easy To Understand Text And Introduces Students To The Law Of Conservation Of Mass.