Conservación de la masa (Conservation of Mass)

Light can travel faster than anything else in the universe. But what exactly is light, and where does it come from? This nonfiction Spanish book teaches students all about light, and introduces them to important scientific concepts and vocabulary terms like infrared, ultraviolet, photos, and visible spectrum. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation....

Did you know that liquids take the shape of their containers? If liquids get hot, they can become gases. Discover more interesting facts in Liquids, part of the States of Matter series of EYEDISCOVER books.

Using helpful charts, graphs, informational text in conjunction with vivid images and intriguing facts, this engaging, Spanish-translated title allows early elementary readers to explore the ecosystem, plants, and animals of the deserts around the world.

During the American Civil War, the United States was on the brink of falling apart irrevocably. As states seceded and brother turned against brother, hope for reconciliation was dim. This conflict, an essential topic of the social studies curriculum, is skillfully presented from its origins in the Southern slave-trade economy to bloody battles and, later, Reconstruction. Striking photographs and artwork of integral events and people will resonate with readers, while interesting sidebar information gives them more to reflect on about this terrible war and the lessons it taught us.

LA BIBLIA MAS ESPERADA POR LOS CHICOS DE HOY! Aqui esta la historia mas apasionante de todos los tiempos. En el lenguaje mas facil y aceptado hoy dia por adultos y ninos, la NUEVA VERSION INTERNACIONAL, la Biblia Palabritas de Vida llega repleta de apasionante aventura, sabiduria y color para introducir a chicos y grandes en el transcurrir de la historia de amor y de accion mas grande de todos los tiempos: La relacion de Dios con su mas hermosa y preciada creacion, el hombre . Contiene 132"