Potty Training author Jamie Glowacki ... “Everybody wants to imitate their big sisters,” Glowacki says. “If 5-year-olds taught everybody how to potty train, I would be out of business.” ...

Toddlers should typically start potty training anywhere from 18 months to ... tell your child that they're a big girl or big boy and you're going to let them take charge of using it, and then ...