Garmin vivofit JR. Real Flower. A wearable just for kids Oh yes, we did. Meet vívofit jr. This stylish, swim friendly² activity tracker encourages your kids to stay on the move. Parents, we didn’t forget about you. While the youngsters will love the compatible app for its fun mobile adventure trail they can unlock, you can control the app and use it to monitor your kiddos’ steps and active minutes, assign chores and even hand out virtual rewards. Control it all from your mobile device.