Coordinate Graphs

http://hotmath.com/hotmath_help/games/ctf/ctf_hotmath.swf

http://www.shodor.org/interactivate/activities/MazeGame/

http://www.math.com/school/subject2/practice/S2U4L1/S2U4L1Pract.html

Slope

http://hotmath.com/hotmath_help/games/kp/kp_hotmath_sound.swf

Integers

http://www.funbrain.com/linejump/index.html