Como Hacer Un Cohete Efervescente/How To Build A Fizzy Rocket

What substance can act like both a solid and a liquid? Slime! Want to find out how to make your own? Just follow the simple steps inside this book

En Estados Unidos, el movimiento abolicionista existió junto con la esclavitud desde el principio. Conoce la historia del movimiento, los abolicionistas prominentes y de qué manera los abolicionistas usaron las tácticas de una retórica poderosa para dirigir la acción revolucionaria para ayudar a eliminar la esclavitud. The abolitionist movement existed alongside slavery in the US from the beginning. Learn about the movement's history, prominent abolitionists, and how abolitionists used tactics from powerful rhetoric to direct disruptive action to help end slavery. Now in Spanish! Read...

A powerful and accesible bilingual picture book that highlights "the power and impact of ordinary but dedicated citizens."* Every day, thousands of farmworkers harvested the food that ended up on kitchen tables all over the country. But at the end of the day, when the workers sat down to eat, there were only beans on their own tables. Then Dolores Huerta and Cesar Chavez teamed up. Together they motivated the workers to fight for their rights and, in the process, changed history. Award-winning author Monica Brown and acclaimed illustrator Joe Cepeda join together to create this stunning...

El material responde al bloque del contenido del área Matemáticas, Interpretación, representación y tratamiento de la información, en caso de fenómenos de tipo casual. No trata de los fenómenos estadísticos que también aparecen en éste bloque.Se inscribe en el ámbito de las funciones y está pensado para el segundo ciclo de la ESO.

The United States grew rapidly from the time of the Louisiana Purchase to the building of the Transcontinental Railroad. All of this expansion came at the expense of Native American populations that had either lived in the region for centuries or been forced there from ancestral homes in the East. Tribes memorably fought on their own and together in an doomed effort to retain the land and a lifestyle that had long sustained their families. This book outlines some of the major conflicts of the Westward Expansion, and of the treaties and were signed, and often broken, by representatives of the...