Los estados de la materia — Los gases

Did you know that pigs are some of the smartest animals on Earth? Pigs keep themselves very clean. Discover more about these farm animals in My Pig.

Did you know that baby butterflies look like worms with legs? Caterpillars turn into butterflies inside a shell. Discover more about these flying insects in Butterflies, part of the Life Cycles series of EYEDISCOVER books.

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.

Con el título común «Elementos de retórica» se reúnen las dos obras fundamentales que Giambattista Vico consagró a esta cuestión: la lección inaugural del curso académico de 1708 de la Universidad de Nápoles, publicada más tarde como «De nostri temporis studiorum ratione», y el manual de la materia, que Vico explicó en Nápoles entre 1698 y 1741, las «Institutiones oratoriae», y no llegó a editar en vida. Ambas constituyen un capítulo importante de la historia del humanismo y dan testimonio de la conexión entre éste y la retórica. Como ya advirtiera Hans-Georg Gadamer,...

En este libro ilustrado para niños, una araña nos enseña 10 preposiciones mientras corre por el jardín y la casa hacia su telaraña. Las ranuras recortadas en las páginas invitan a los deditos a seguir a la araña en su viaje.

Computer science is all around us, at school, at home, and in the community. Anyone can learn computer science, even at the elementary school level. This book delves into essential computer science concepts using age-appropriate language and colorful images. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience. The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.

Introduces Iran, including the geography, people, education, rural and urban life, housing, food, work, and amusements, along with other information about the country.