Cómo podemos utilizar el tornillo?

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

Provides The History Of Biofuels, Different Uses, Positive And Negative Characteristics, And How They Will Impact The Future.

Eco-Friendly Energy Is Explained. The Most Current Information Is Provided While Establishing The Understanding That It Does Not Take Much To Make The World A Better Place.

Learn about the rich history of La Misión de San Antonio de Padua: how it started, the people who ran it, the indigenous population, and it’s legacy today.

An imaginative craft book with quick and easy finger painting ideas comes complete with four nontoxic two-ounce paint pots, a child-size art smock, and 9" x 12" paper.

Adivina y Pegatina son libros de adivinanzas de estructura sencilla, siempre breves y en verso, que motivan a los niños y niñas a encontrar la solución. La solución, en este caso, viene dada en unas pegatinas que aparecen en las páginas finales del libro. De esta manera se pretende que el niño visualice el objeto que corresponde a la solución de cada adivinanza. Los enunciados de las adivinanzas están integrados en unas ilustraciones muy infantiles, sugerentes y divertidas formando libros mágicos y lúdicos que apetece leer y releer, porque siempre se encuentra algo nuevo. Cada...

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...