Teenagers are the most likely to get involved in car accidents. In fact, they are three times more likely to be involved in a fatal crash than older adults. If your teenager just got their license, make sure that they are driving safely. Here are some tips for preventing teenage car accidents. Encourage Safe Driving Only let them drive the car if they promise to put on their seat-belt before driving. In addition, prohibit the use of their cell phone while driving. Distracted driving is one of the main causes.