The Colgate Kids Battery Powered Toothbrush is a great choice for parents looking to encourage preschoolers to brush regularly. With an appealing set of designs including Barbie, Trolls and Batman ...

But with a smart toothbrush, you can connect to a compatible app that lets you know your strengths and shortcomings when it comes to oral hygiene. As of Feb. 11, the hum by Colgate Smart Battery ...