Making quilted yardage is probably the easiest.
I found shirt patterns like "the big shirt" which had you color block. You trace the pattern and draw the sections on the tracing. Retrace, and add 1/4" seam allowance where needed. Cut your fabric according to your made pattern and sew it together.
http://patternrevolution.com/pattern...sewing-machine
Here's a basic tutorial:
http://www.beanbunny.com/colorblock.html