Experimentos para todas las edades

Octavo volumen de la serie "experimentos sencillos," dentro de la coleccion "El juego de la ciencia." Con materiales comunes procedentes de la cocina de tu casa, como frascos, cuencos, colorante y diversos alimentos, y otros que encontraras en cualquier parque o jardin proximos, puedes realizar sencillos y divertidos experimentos que te ayudaran a entender mejor el ciclo de la vida de algunos de los seres vivos que te rodean. Estos experimentos con animales y plantas no entranan ningun peligro y no requieren el uso de sustancias ni materiales especiales. Son faciles de realizar y estan...

Learn about some animals that are in danger of becoming extinct and what people are doing to Save the Animals.

A stinky look at the history of personal hygiene reveals fascinating facts, such as the invention of the toilet, how many times Queen Elizabeth I had a bath, how the first sewers were built, and much more.

What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.