If you have one ball of extra yarn lying around your house (and who doesn't?), then you can make this One Ball Mini Throw. It's a quick and easy crochet afghan pattern that you can make in just an evening using Red Heart Comfy Chunky yarn.
Ever wonder about all those feet that came with your sewing machine? This site has fun tutorials for everything and tips for the experienced and beginner alike. How to sew flat felled seams. This site has tutorials for other types of seams too.