Mujeres en las ciencias (Women in Science)

For thousands of years, militaries around the world were limited to male soldiers. However, throughout history, brave women have stepped out of the background and onto the battlefield. This biographical text covers the important women who’ve broken ground in the military. Famous historical figures such as Joan of Arc, Clara Barton, and Florence Nightingale are covered in depth, while the stories of modern-day heroes are presented to show how women are still affecting change on the front lines. A comprehensive timeline, fact boxes, and historical and modern images complete this...

El día que se va la luz en casa, Dani descubre que puede hacer muchas cosas: cenar a la luz de las velas, ver las estrellas pero, aunque le gusta la oscuridad, quiere ver cómo sale el sol.

Rapsodia es un solo poema en verso libre, dividido en 17 secciones y redactado en tan sólo 6 días. Su temática se diversifica entrelazando temas como: la reflexión acera de la naturaleza de la poesía o el paso del tiempo, la tensión entre el lenguaje y lo vivencial, las relaciones entre el amor y la experiencia artística, y la propia palabra poética, manifestación de un mundo autónomo que sólo en ella se expresa. Probablemente el más logrado poemario de uno de los mejores y más celebrados poetas contemporáneos.

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

Although we rarely consider it today, it was remarkable that the small forces of the American colonies were the victors of the American Revolution. After all, England was the most powerful nation in the world at that time. This entertaining volume, an appealing way to present the important facts surrounding the Revolution, takes readers into the biographies of the Founding Fathers as well as George III and his advisors. The crucial events and decisions that ultimately led to England's loss are presented in an accessible narrative that will appeal to young historians and Revolutionary War...