Cómo podemos utilizar el tornillo?

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

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

Jae is about to embark on the greatest challenge of his life—biking 150 miles in two days to raise money for the National MS Society. But after he falls on his first practice race, will he be able to overcome his fear and ride again? Especially appealing to reluctant readers, this short, 32-page hi-lo book features full-color illustrations and a fast-paced story to capture the attention of kids who enjoy realistic fiction stories!

A girl buys two ice cream cones from a street vendor in her neighborhood, one for herself and one for her grandpa. But will both treats make it safely home? This beautifully illustrated Spanish picture book teaches beginning readers about acts of kindness. With vibrant illustrations that support the single Spanish word on each page, language learners will develop their oral language skills as they describe what is happening in each illustration. This book is ideal for both native Spanish speakers and those learning Spanish as a second language.

Sep forces the moon to give him his wish, to be the maker of enchanted fiddle music but almost pays a horrible price for it.

Hace mucho, mucho tiempo, existieron en el mundo 7 construcciones arquitectónicas que desafiaron los conocimientos y medios de que disponían los hombres de aquella época. p.p1 {margin: 0.0px 0.0px 6.0px 0.0px; text-align: justify; font: 16.0px Arial; color: #000000; -webkit-text-stroke: #000000} span.s1 {font-kerning: none} En el mundo antiguo, estas maravillosas construcciones fueron relatadas, en especial, por los antiguos griegos, sobreviviendo su historia y sus leyendas hasta nuestros días. Os presentamos esas 7 maravillas en este libro de forma muy gráfica y esquemática. Con...