World of Sand

I came across this game called World of Sand. World of Sand is a physics game were you play with sand and other elements. The sand does different things depending on what you do with it. It is probably the best physics game that you don't have to download.

See the video below:


It is very realistic and can keep you playing for hours. It is not a flash game, it uses Java. It is free and is located here:

http://www.onemorelevel.com/worldofsand.php