Add Yahoo as a preferred source to see more of our stories on Google. Is your kid obsessed with farts and poop? Here's why. (Image: Getty Images; illustrated by Jay Sprogell) ((Image: Getty Images; ...
Parents spend much of their children's younger years pleading with them not to do gross stuff. They say things like: Don't touch the dog poop at the park. Don't put that booger in your mouth. Don't ...