Every year, six million sons and daughters will become first-time drivers. Fifty-eight percent of them will be involved in a car accident within a year of getting their license, and a significant portion of these crashes will be fatal. But here's the good news: research has shown that car crashes can be reduced by up to 30 percent when you, the parent, are actively involved in your teen's instruction and set certain limits.

In Crashproof Your Kids, certified driving...