La vida de Sacagawea (The Life of Sacagawea)

As a teen who may be worried about certain warning signs a friend is exhibiting, it’s important to know how to recognize and confront an eating disorder. After all, teens are the most impacted group for developing eating disorders. Learn how the pressures of school, dating, and athletics contribute to body image issues and why teens are vulnerable. Explore eating disorders that people commonly have and how they are treated. Readers from grades six through twelve will have a relatable text to help them understand how they can make a difference to someone they care about.

"Una bomba estalla en la Barcelona de 1938. Un misil destroza un dormitorio en Bagdad. 60 años de diferencia. Distintas guerras. Las mismas víctimas. El mismo exilio. ¿Estamos condenados a repetir la Historia?"

It may be hard to believe that 140 characters are enough to get a message out to millions of people, but Twitter's users do so every minute. Twitter is vital in many different spheres. This book introduces readers to how they, too, can tweet purposefully. Users can promote their personal brands, network for jobs and gigs, or leverage the platform for political change, education, or worthy causes. This book offers young people ways to amplify their voices and build community via this dynamic tool, while staying focused and safe.

Este libro entusiasmará a muchos jóvenes con el trabajo científico. Consta de 140 experimentos en tres niveles según su dificultad, y en cada uno el autor explica con claridad lo que pasa. Estimulará el asombro ante fenómenos que vemos cada día y llevará al lector a preguntarse por qué son así.