This one sent along from my brilliant colleague Pierre Vanacker (when someone as well-read and tech-savvy as Pete is a Friend of Pow!, you know this concept is a far-reaching one indeed).
What's the best way to get kids to brush their teeth, especially after eating treats?
Free samples of toothpaste and funky toothbrushes, right?
This stroke of genius from Colgate and Young & Rubican Thailand (of all places). They replaced the sticks of ice cream and cotton candy with gentle, but VERY effective toothbrush-shaped Surprise cause-and-effect reminders that say, simply, "Don't forget."