Inside: Learn everything you need to know to potty train your 2 year old (girl or boy). From getting started to troubleshooting, plus best potty training products, and everything in between - we've got you covered. Potty Training. The two dreaded words of toddler parents everywhere. Although truthfully, for me, 'sleep regression' tops the list of two-most-dreaded-words :) While every stage in your child's life