John Muir

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Esta excelente biografía del célebre químico francés está dirigida especialmente a los lectores jóvenes y presenta los logros más significativos de este importante científico. Él realizó investigaciones decisivas sobre la fermentación y las bacterias, sostuvo que los gérmenes eran los responsables de las infecciones y desarrolló el proceso de la pasteurización, de enorme importancia para la economía y la salud pública. Además, descubrió las vacunas contra el ántrax y la rabia. También fue el primer director del Instituto Pasteur, fundado en 1888 para investigar los virus y ...

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

What makes a family anyway? Featuring Waldorf-style illustrations and depictions of families of all shapes, sizes and colors, this book gets kids talking about their own families while opening their eyes to the fact that even though families don't always look the same, they all share one special thing-love. This is the Spanish language edition of the children's book. Que hace a una familia de todos modos? Con ilustraciones y representaciones de las familias de todas las formas, tamanos y colores de estilo Waldorf, este libro hace que los ninos a hablar de sus propias familias al abrir sus...

Los temas del libro responden a la programación de la Conferencia Episcopal Española para el curso 1o de la DECA, título necesario para dar las clases de religión católica en la enseñanza primaria y secundaria.

The varied projects in this volume present readers with more than a dozen lenses through which to learn about the progress and impact of the Industrial Revolution, and the tide of industrialization it unleashed, in the United States. Broad questions prompt readers to engage with major themes in civics, geography, economics, and history. A wealth of background information helps readers understand how these themes play out in the context of the profound shifts in the American economy and society that took place in the nineteenth and early twentieth centuries.

These twelve popular Bible stories are perfect for bedtime! Five-Minute Bedtime Bible Stories presents twelve of the most popular Bible stories retold in condensed versions to introduce children to the Bible. The large font size and colorful illustrations on every page are perfect for young readers! The featured stories tell the tales of the Garden of Eden, Noah's Ark, Moses, David and Goliath, Esther, Daniel and the Lions, the Nativity, as well as many well-known New Testament stories. This book has been officially vetted by the American Bible Society. It also includes a soft, padded cove; a ...