Now that the tooth fairy has paid for her pearly white treasure, it's up to mom and dad to decide what to do with the tiny enamels. Parents often clip their wee one's first lock of hair for a keepsake but hanging onto a lifeless tooth is a tad different. Many folks toss them in the trash while others make keepsakes out of them. Some find reason to bury them in the backyard. What did you do with baby's first set of chompers?