lunes, 17 de octubre de 2011

THE ROCK CYCLE


Study this diagram, try your best in this game and explore this website to know how minerals and rocks were formed.

viernes, 14 de octubre de 2011

Let's build a shelter.

Try this interesting game and choose the different materials to build a shelter or to know more about the minerals.

jueves, 6 de octubre de 2011

GLOBAL WARMING

Check this interesting website and after watching the video try the exercises