Image via Wikipedia
If you answered yes to any of the above, you should be helping map the lunar surface via Moon Zoo. What you'll be doing is looking at images from NASA's Lunar Reconnaissance Orbiter (LRO), including features as small as 50 cm (about one and a half feet) across, and helping to provide detailed crater counts for as much of the Moon's surface as possible.
Have you started not-really-wasting-time yet? You're welcome.
Moon Zoo