Phun

[slamelov]

A 2d physics "simulator"
http://es.youtube.com/watch?v=0H5g9VS0ENM

it's free
http://www.acc.umu.se/~emilk/downloads.html

and...

http://es.youtube.com/watch?v=Fjc9_7jVvpU

 

[SuAside]

looks fun, but useless.

 

[slamelov]

Fun is not useless

 

[xdarkyrex]

looks fun, but useless.

yeah well so does your face