Sometimes you just want a treat but not thousands of leftovers! Woohoo! (scheduled via http://www.tailwindapp.com?utm_source=pinterest&utm_medium=twpin&utm_content=post852027&utm_campaign=scheduler_attribution)
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.