Fundamentos de televisión analógica y digital

Once the Industrial Revolution made it to the United States, the workforce changed forever. Not only that, family life, childhood, and the economy changed, too. A complex topic with many facets, the Industrial Revolution is covered in accessible language in this book. Written with social studies curricula in mind, the main content includes age-appropriate detail, such as important dates, people, and vocabulary readers will likely need in the classroom. Developing readers and those in need of review need look no further than this volume to enhance or refresh their knowledge of this key time...

Esta colección reúne libros únicos, con historias divertidas y educativas. En este libro se muestra, por la visión de los animales, qué el hombre hace con la naturaleza. Un poderoso mensaje que se puede ver a través de hermosas páginas ilustradas.

Vivid photographs and bilingual text explain each food group, revealing how each group is important for good health, how to make healthy choices, and fun things children can do to stay in shape.

Presented in a large-size picture book format, this is the story of the Mars Rover Curiosity. It explains how it was built at the Jet Propulsion Laboratory in California, how it got its name, how it got to Mars, and what its mission hoped to accomplish. A timeline about the history of Mars exploration is provided at the end.