Hagamos un volcán (Readaloud)

Whose Tail is This? Spanish Edition. Animals’ tails are all different shapes and sizes. Some animals have tails that are wide, or strong, or curly. Some are white, and some have stripes. One tail is very beautiful – which one is it?

Hare & Tortoise Spanish Edition. A tortoise is an animal that moves very slowly. A hare is an animal that runs very fast. A tortoise has short legs and a hare has long legs. If they had a race, who do you think would win?

Let’s Make a Volcano Spanish Edition. What do you know about a volcano? When a mountain erupts, it explodes! Hot melted rock, called lava, comes out of its top and flows down the side of the mountain! People need to keep away from real volcanoes, but you can have fun making your own volcano!

When a bird flies by a window or a car zooms by on the highway, we often wonder how fast the two objects traveled. This book explains the concept of speed to readers while showing them accessible ways to measure it for themselves. Learning the amount of distance traveled, and how quickly that distance was covered, is a great way to implement a variety of STEM topics while practicing this essential mathematical skill.

Este libro está principalmente destinado a los estudiantes de las diversas asignaturas del área de Mecánica de fluidos de la E.T.S. de Ingenieros Industriales de la UNED, aunque también puede ser de utilidad para otros estudiantes universitarios de ingeniería, especialmente en la etapa inicial en la que, después de haber estudiado los conceptos teóricos, se disponen a abordar los primeros ejercicios. Para la mayoría de los 224 problemas y ejercicios se proporcionan procedimientos de resolución detallados. En algunos casos se indican esquemáticamente los pasos a seguir y en otros se...

Two books in one, this oversized volume shows readers the plants, root systems, insects, fossils, animals, mines, gems, minerals, and man-made wonders such as tunnels, subways, submarines, pipes, cables, and power lines that can be found underground or underwater in an unforgettable visual way. Each page takes you deeper and deeper under the waves or through layers of earth.

Con poemas traducidos por Margarita Engle, ¡Bravo! brilla en esta versión al español. Músico, botánico, jugador de béisbol, piloto—los Latinos incluidos en esta colección provienen de muchos países diferentes y de muchos backgrounds diferentes. ¡Celebre sus logros y sus contribuciones a la historia colectiva y a una comunidad la cual continúa evolucionando y prospera el día de hoy! ¡Bravo! incluye poemas biográficos sobre: Aida de Acosta, Arnold Rojas, Baruj Benacerraf, César Chávez, Fabiola Cabeza de Baca, Félix Varela, George Meléndez, José Martí, Juan de Miralles,...