how do I get my Sims 3 back on my computer.

[mynameissstamara]

@puzzlezaddict When I enter the map and move around it goes wavy like a water ripple effect

[puzzlezaddict]

@mynameissstamara  That may be your graphics chip struggling to render the map.  There's not much you can do about that, except maybe try playing at a lower resolution.