You can't stop the kids from using your smartphone or tablet. Admit it or not, you sometimes use your mobile device as a babysitter. It's not really bad to let them use your gadgets once in a while. The burden is on the parents to discipline, teach their kids, and provide time limit for tablet or phone use. If only all games and apps on the Play Store is like this Alphabear, then we won't have any problem but it's not really the case.