Since 1997, Florida has tied a teenager's ability to get and keep his driver's license to school attendance.

It's one of 27 states to have this type of law.

Experts are now questioning whether these rules, aimed at getting teens to focus on school because they care about driving, actually make a difference.

"Getting their bodies into the building doesn’t mean they are going to learn anything," Russell Rumberger, director of the California Dropout Research Project, which informs policymakers about the dropout crisis in that state, told Education Week. "It's much better in my view to be putting resources and energy into making schools better places for kids."

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