http://hotmath.com/hotmath_help/games/kp/kp_hotmath_sound.swf
This is a fun game that will test your gained knowledge of slope and rate of change.
The first level might be breeze, but don't be afraid to use the hint button later on.
Source: http://hotmath.com/
This section will help you gain a deeper understanding about slope and slope on graphs
Source: www.youtube.com
This is a song that provides a fun catchy way to remember Slope-Intercept form.
Source: www.youtube.com