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...

This Spanish-language series presents the complete range of math concepts and skills students are expected to master during the first grade. The series moves sequentially, from easiest to hardest concepts, with each book covering a different math topic. The first volume reviews the math concepts students learned in kindergarten. The next six books cover counting, adding and subtracting, tables and graphs, money, patterns, and measuring. The eighth volume is a summary of the math concepts students have studied throughout the year. Each book presents situations that show the relevance of math...

Con palabras provenientes de un Dios de amor sobre el valiente hombre de honor que él será algún día. Él sueña con castillos, caballeros y atrevidas aventuras imaginarias... ¡pero ya es el hijo de un Rey real, y parte de un reino real! En una conversación hermosamente ilustrada entre ese Rey y su hijo guerrero, Gran Guerrero ofrece la verdad referente a lo que significa crecer siendo fuerte, valiente y veraz.

Carlos Miguel ha disfrutado durante años de una vida acomodada gracias a sus padres, destacados miembros de la sociedad guatemalteca. Sin embargo, el encuentro con un joven profesor le hará replantearse muchas de sus prioridades y dar un giro a su vida. ¿Qué realidades conocerá? Una novela que ahonda en las diferencias de clase y en la necesidad de realización personal.

One of North America's most popular sports, skateboarding combines balance, dexterity, and quick reflexes. Kids will get the lowdown on streetstyle and vertical skating and learn about the board, safety, motion and balance, and how to perform kickturns, spins, rock n' roll, and more.