Renovar la enseñanza de las ciencias

Groups of American Indians had been living in the Texas region for thousands of years when American settlers decided to expand westward. This captivating book has been translated into Spanish and explores the history of American Indians in Texas and how each group found different ways to live in the region they inhabited. Readers will learn about a variety of tribes, including Karankawa tribe, Jumano, Caddo, Lipan Apache, and Shoshone and discover how they struggled to survive European colonization, the Indian Removal Act, and American expansion. Other topics include the Dawes Act, Indian...

Lograr y mantener el rendimiento a través de la dieta. El rendimiento es una búsqueda diaria cuando se desea obtener los resultados de un deporte de alto rendimiento. Además de un entrenamiento diario más o menos intensivo, es importante conocer los entresijos de una buena nutrición deportiva diaria. Para hacer esto, hágase las preguntas correctas: ¿Practica un deporte y quiere alcanzar un nivel superior?¿Quiere saber las bebidas adecuadas para una hidratación óptima?¿Se pregunta sobre las necesidades energéticas del deportista?¿Quiere saber la cantidad de comidas por día y su...

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...

In 1991, preparation for the construction of a new federal office building led to a startling discovery: a skeleton. Further excavation exposed the bones of 420 men, women, and children. This area of New York had been a burial ground set aside for both free and enslaved Africans during the 1600s and 1700s. It’s thought to be one of the most important archaeological discoveries of the 20th century. This noteworthy book—which includes sidebars, fact boxes, a timeline, and maps—fills in the gaps of history books, exposing much about what life was like in colonial New York for Africans.