How about a Hexagon Quilt? Here are links to instructions. One strip will make one block. Since you use two strips in a block, then the two strips make two blocks. With two jelly rolls of approximately 80 strips, you will have 80 blocks.
Instructions for making the Hexagon Block:
http://www.youtube.com/watch?v=qSM0bcJyYLo
http://blog.heirloomcreations.net/?p=2033
http://www.jaybirdquilts.com/2010/06...finishing.html
You don't have to use the "Ruler of the Month" but you do need a 60 degree ruler.