Does any one know of any good FREE flight simulator games?

Any good FREE flight simulator games other that xplane that i can download on a mac?Does any one know of any good FREE flight simulator games?
these arent free but they are good

get the demos

microsoft flight simulator x (good planes, infinite time too :D)

and lock on modern air combat

ive never played the second one but it looks really good ( i cant download the demo anyway..)

flight simulator x is REALLY realistic, hard to controlDoes any one know of any good FREE flight simulator games?
Google Earth is free and offers a flight simulator function, it adds some realism because of the satellite maps and 3D buildings.Does any one know of any good FREE flight simulator games?
whell there are no good ones but an ok not at all a flight simulator but same cocept is jalow or some thing with a j at free arcade

i think