Louis Pasteur

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

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.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be confusing because of these differences. However, this book breaks down these cycles into easy-to-understand steps in both accessible language and colorful diagrams readers can turn to for review again and again. The most important vocabulary needed to talk about insect life cycles is further explained in fact boxes and an extended glossary.

Travel to the 22nd century in this captivating, Spanish-translated nonfiction title that allows readers to discover the future of space. Elementary readers will be fascinated with the possibilities that may await human life in the future. Readers will discover the technology that may be used to one day allow humans to live on another planet, new worlds, alien life, and artificial intelligence. Featuring vibrant photos, images, informational text, a glossary of terms, and a list of helpful websites for more explorations, children will be excited and enthralled as they move through this title....

Hablar de Jaime Fernández Molano es recordar los primeros talleres literarios, su presencia de novel escritor, su crítica mordaz pero también su abrazo fraterno de amigo sincero; que dice las cosas sin adornos y siempre tratando de dar lo mejor de sí. Gonzalo Arango escribe unos versos que me parecen una fotografía literaria de Jaime Fernández: "Inteligente como un tratado de magia negra, ruidoso como una carambola a las dos de la mañana". Ese es él. Alquimista, alfarero que hace extrañas mezclas de ternura y terror en todo lo que hace. Un rebelde que escribe textos intimistas,...

Introducción biográfica y crítica. 1. Gabriel Celaya: hombre de un tiempo. 2. Gabriel Celaya: poeta en el tiempo. Noticia Bibliográfica. Bibliografía Selecta. Abreviaturas Utilizadas. Nota Previa. Trayectoria Poética. Antología. Índice de Primeros Versos. Índice de Poemas. Índice de Láminas.