It's raining, it's pouring, and everything's so boring! I did my best to beat the spring-rain-blues with a little twist on splatter painting yesterday. We dripped food coloring onto pages of cardstock. Then I sent my cabin-feverish child out into the elements to watch it splatter. This took about 1.2 seconds. Seriously, if I do this again I'll wait until it's sprinkling. Our steady downpour turned the painting from perfect-splatters to a muddy mess in seconds. After the painting dried it was…