El clima y el tiempo

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.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of debugging. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how debugging works in the real world. In this book, readers will investigate what's wrong with a microscope and learn how to fix it. This nonfiction book is paired...

Técnico electricista 12 – Curso visual y práctico Luminotecnia En esta clase, describiremos los principios de la iluminación, explicaremos la importancia de un nivel correcto de iluminación, veremos las unidades que intervienen en el cálculo de iluminación y conoceremos las características de cada una de ellas. Describiremos los tipos de lámparas existentes, las características de las lámparas incandescentes, fluorescentes y de vapor. También analizaremos las ventajas de las lámparas dicroicas, bipín y halógenas. Continuaremos con las cualidades de los principales tipos de...

What’s the best way to solve problems between people? By talking them over and working them out. It’s never too soon for children to learn the process of peaceful conflict resolution. This book distills it into clear, simple language and supporting illustrations. Children learn to calm themselves, state the problem, listen, think of solutions, try one, evaluate results, and even agree to disagree when a solution isn’t possible. Includes conflict resolution skillbuilding games and role plays for adults to use with children. Now children and adults can enjoy our most popular Learning to...