Those old sweaters that you no longer use can be repurposed into new home items like DIY mittens. That's the beauty of DIY, you get new items for zero cost. You just have to look around the house to find items that you don't use anymore, and use these
This is how I cut up a watermelon, although if it's larger, I'll cut it in half to have a stable surface while cutting off the rind. The post from Fifteen Spatulas also has a delicious recipe for watermelon-lime slushies.