Montaje eléctrico y electrónico en instalaciones solares fotovoltaicas

Measuring cups are essential in the kitchen, but they’re also crucial in the science lab. Scientists need to be precise in their experiments to test their hypotheses, and science tools such as cylinders for measuring volume aid them in their important research. This appealing book shows that young scientists, too, can use measuring containers for their own science experiments. Important STEM concepts such as volume and units of measurement are explained in a comprehensible manner.

Alexander Graham Bell was always trying to invent new things! In this biography that has been translated into Spanish, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell.

Suggested age: 4 years old. Thirteen poems for the very young. As everyone knows, anything can happen in the world of poetry: the elephant has gray secrets, ships sail in a sea of sawdust, two saws dance tango together.

El poder de la Alegría conecta con la inocencia interior. La alegría es nuestro estado natural: despreocupado y feliz. En estas páginas, descubre el proceso interior de añadir amor a nuestros pensamientos que carecen de él, aprende a eliminar las resistencias y bloqueos a la paz mental e interior. La alegría es un compromiso con la vida que nace de la verdad interior y, al experimentarla, no sucede nada que no estuviera ya preparado en el corazón. La felicidad es una elección. Con este texto, aprendemos a dejar atrás las ideas decadentes y a desaprender aquellas estructuras mentales...