Artesanía Rapa Nui para hacer y conocer

Ever wonder how a balloon is made? Follow the journey of a balloon from its beginnings as gooey sap in a tree to its completion at a rubber factory. You'll be surprised to discover what a balloon started out as and how it becomes the bright, air-filled decoration that you enjoy today.

Examines the nature of inclined planes and wedges, how they can reduce the amount of force necessary to perform work, and ways in which they are used.

Texas has long been associated with two main industries: cattle and oil. Learning about these businesses is valuable as their development coincides with the growth of the state of Texas, and a boon in America’s economy as well. Additional features, such as an interactive reader response panel, make this topic a joy to explore.

Este título dedicado a las cartas y su distribución está dirigido especialmente a los pequeños lectores entre cuatro y ocho años; forma parte de una serie de publicaciones que aborda diversos aspectos de la realidad que rodea a los niños, invitándolos a conocer más acerca de la naturaleza, los animales, las personas y sus actividades, el entorno físico en que viven y algunos conceptos básicos que aplicamos diariamente para facilitarnos la vida. En efecto, esta gran variedad de temas corresponde a tres ámbitos fundamentales: matemática, ciencia y sociedad. Cada libro de la serie...