Experimentos con la luz

A little girl, found at sea, is taken to a strange country where no one knows her name, her language, or her people.

The same fascinating content as Seymour Simon's AMAZING AIRCRAFT, thoughtfully translated into Spanish for use in the classroom or at home. Newly Updated 2012.

¡Estás a punto de descubrirlo! Abre este libro y explora el asombroso mundo de la biología: la ciencia que estudia a los seres vivos, desde las enormes ballenas azules hasta las microscópicas bacterias que viven en tu piel. En estas páginas conocerás de cerca plantas que comen carne, cerebros que te engañan, hongos cocineros y muchos otros seres extraordinarios. Sin perder el humor descubrirás que todo a tu alrededor... ¡está vivo!

Visiting Tulum National Park is like going back in time. The Maya lived there long ago. Learn addition as you count the things they left behind. 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 addition 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...