¿Qué significa ser programador? (What's It Really Like to Be a Coder?)

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.

If it were possible to shrink down and take a tour of a human body, would you want to go? Readers will get that chance when they explore the body of a guy named Marty, who will let them check out the body systems that keep his heart beating and his body moving every day. With the help of a tiny ship that goes through his ears and all the way through his digestive system, readers will learn exactly what they are made of with this great book.

The Internet can be one of the most useful tools for young learners. It can also open them up to dangerous situations and inappropriate content. This book teaches readers how to use the Internet responsibly. It addresses relevant issues, including social networking, online gaming, and cyber bullying. Through age-appropriate text, readers will learn how to avoid strangers and keep their personal information safe. “Tell Me More” boxes give advice for complicated online situations. Color photographs and a detailed glossary support the text. Supplemental websites provide opportunities for...

Los contenidos de este libro se corresponden con los de la unidad formativa 0152, del módulo "Montaje de instalaciones solares fotovoltaicas", perteneciente al certificado de profesionalidad "Montaje y mantenimiento de instalaciones solares fotovoltaicas". Este libro se ocupa de la parte mecánica del montaje de una instalación fotovoltaica, empezando por su planificación y el aprovisionamiento de materiales y centrándose en el montaje mismo y en técnicas y procesos, como la sujeción, la impermeabilización, la colocación de paneles... 1. Organización y planificación para el montaje...

¿Te gustan las fiestas? Aprende todo acerca del cómo y el por qué la gente celebra diferentes fiestas.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...