Take Note

Two Illinois-based entrepreneurs say they've invented a product that will help make the road safer for student drivers and a little less taxing for parents.

Wheeley, a sticker shaped like a smiley-face that reads "student driver," can be placed in a car's rearview mirror to alert surrounding drivers that there's a rookie in their midst.

"The decal will tell other drivers to give these kids a little space," said Andrea White, a co-founder of Focus on Safety, the Glenview, Ill.-based manufacturer. She hopes the sign will help make the process of learning to drive...