Sumando Animales Del Artico

Did you know that gases have no size or shape? Gases can become liquids when they get cold. Discover more interesting facts in Gases, part of the States of Matter series of EYEDISCOVER books.

"Descubre las civilizaciones del valle del Nilo: desde la corte del faraón a la vida diaria de los obreros"--Cover.

Forces and motion are key concepts in the elementary science curriculum. This Spanish edition of How Simple Machines Work uses simple text and full-color photographs to help ELL students understand the principles behind simple machines. Each volume includes three diagrams to enhance comprehension. The text uses authentic language and is designed to build reading skills as well as knowledge of basic science concepts.

En este libro para niños, el ratoncito en el cuento está buscando su osito. Las caricaturas de ositos incorporan texturas diversas para la exploración en cada hoja de un tacto diferente.