Experimentos con la luz

Discover 25 women who challenged the status quo and fought for what they believed in. From all corners of the world, these women show us that barriers are meant to be broken and obstacles can be overcome. Learn about some of the fierce women who persevered in the face of adversity to fight for what they thought was right. Fully translated Spanish text.

In the 1500s, European explorers arrived in Texas in search of gold and glory. The Spanish were the first Europeans to arrive. Readers get to discover early Texas history in this fascinating nonfiction book that uses colorful images, intriguing facts, supportive text, and an accommodating glossary, index, and table of contents to introduce readers to various explorers such as Christopher Columbus, Cabeza de Vaca, Francisco Vazquez de Coronado, and La Salle. Children will be excited and engaged as they read through to also learn about the many American Indian tribes of the past, including the...

Un encuentro y una convivencia diaria con Teresa de Jesús a lo largo de 365 días. "Este libro es una invitación personal que nos dirige Teresa de Jesús para recordar y vivir a lo largo del año lo que ella fue viviendo a lo largo de su existencia, y que aquí hemos dispuesto con una cierta correspondencia cronológica, a manera de un calendario teresiano. Si leer a santa Teresa siempre es útil y gratificante, leerla en sintonía con lo que ella vivió, hizo o escribió en esas fechas determinadas, puede serlo doblemente, pues a las virtualidades de su palabra, siempre seductora y eficaz, ...

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