This was super easy (although not quick b/c my machine is cheap and therefore apparently finicky) and I could've gotten them done in one sitting had I wanted to. You just cut rectangles out of quilters flannel and terry cloth, sew 3.5 sides together, flip and then top-stitch around the whole thing. Voila, reusable fabric "paper" towels. I read about people making these to use less actual paper towels, but I don't think that I will use less because I only use paper towels for the previously mentioned things. I'd say that a roll of paper towels lasts a couple months around here. But, now I won't have to go searching for crappy old t-shirts to rip up next time I want to dust.
A batch of 6