¡dios Cuida de Mí!

In the United States, the ability to take informed action is becoming increasingly necessary, and difficult. This book delves into the importance of being informed and explains how not all sources of information are equal. Readers are introduced to the scientific method as a way of testing information for credibility. Students will also learn how to turn credible information into action by forming groups, protesting, contacting elected representatives, and possibly even running for office themselves someday.

In the last one hundred years, Earth’s average temperature has risen one full degree. That might not sound like much, but it affects Earth’s oceans, land, plants, and animals. Learn all about global warming, the carbon cycle, the greenhouse effect, and weather and climate with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. This nonfiction book introduces students to new concepts, vocabulary terms, and STEM topics. With detailed images and fascinating sidebars, the leveled text supports students reading at...

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

Abordando con detalle todos los aspectos del viaje a caballo, este libro permitirá tener éxito en la preparación, la realización y la explotación. Contiene una síntesis estudiada de las soluciones europeas a los problemas de viajes largos, pero también la descripción exhaustiva de las técnicas originales provenientes de la experiencia del autor o tomadas de los pueblos caballistas del Nuevo Mundo.