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Explains, in simple terms, the reasons for skin color, how it is determined by heredity, and how various environmental factors affect it.

¡Descubre los secretos de la ciencia con «Futuros Genios»! ¿Sabes qué hay dentro de un robot? ¿O qué es un algoritmo? ¿Cómo es posible tener inteligencia artificial? Acompaña a Valentina y a Turing en un viaje de descubrimiento ¡y conviértete en un genio de la robótica! «Futuros Genios» es una colección pensada para compartir un momento de lectura y aprendizaje en familia. A través de ilustraciones sencillas y divertidas, Carlos Pazos, divulgador científico conocido por su blog Mola Saber, explica las nociones básicas de conceptos científicos generales y da respuestas...

In June of 1870, Charles Dickens died before finishing his last novel, The Mystery of Edwin Drood. The ending of that novel would become one of the great literary enigmas of all time. In 2018 the filmmaker Hugo Almagro agrees to write a script about The Mystery of Edwin Drood.

Readers are given helpful information about the dangers of drugs and alcohol, including narcotics, hallucinogens, and prescription medications in this Spanish-translated nonfiction book. Through detailed images, diagrams, informational text, an index, a glossary of terms, and a list of websites that provide additional information, readers are given the tools and information they need to educate themselves about addiction, drug abuse, the health and social issues that drugs and alcohol can cause, and how to say no to peer pressure.