Types of clouds

Perhaps you already know there are three types of clouds: Cirrus (wispy), Stratus (layered) and Cumulus (puffy). We have an idea: why not to do a simple, easy and inexpensive activity demonstrating the difference between the three types of clouds? 

Quizás ya sabes que hay tres tipos de nubes: cirros, estratos y cúmulos. Tenemos una idea: ¿por qué no hacer una actividad sencilla, fácil y barata para demostrar la diferencia entre los tres tipos de nubes?