Louis Pasteur

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

Solar Energy Is Explained. Included In This Book Is Where It Comes From, Who Uses It, And The Positive And Negative Benefits Of Using It. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

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.

The gold dollar coin bears the image of one of the most famous Native Americans in U.S. history; Sacagawea. Though much of her life remains a mystery, this book explores the story of this extraordinary woman who helped Lewis and Clark explore the American West. Age-appropriate language and content will help beginning readers understand this fascinating time in American history and introduce them to Sacagawea's captivating story. Exciting photographs help draw readers in, and a timeline of important events will reinforce what they've learned.

¿Por qué tienes que guardar turno en los columpios?. Descubre cómo los buenos modales hacen del parque un lugar seguro y divertido para todos.

Recounts the life of Cuban violinist Claudio José Domingo Brindis de Salas, a black child who was born free and began his career as a musical prodigy to become a noted concert musician in Paris, while slavery still existed on the island.

Puede resultar difícil acercarse a una época y una obra tan complejas y ricas como éstas, en las que se entrecruzan las formas más populares y cultas del lenguaje; por este motivo nace esta antología de Góngora, una de las más altas cimas de nuestra litaratura clásica.