Some Pennsylvania schools are testing a fingerprinting program that lets pupils pay for chicken nuggets, sloppy joes, pizza, and other cafeteria delicacies without ever carrying cash.

If the program proves successful, the little ridges on index fingers eventually could make school lunch money and lunch-line bullies things of the past.

"It's certainly a lot faster," said Linda Kelly, cafeteria manager at Welsh Valley Middle School, about 10 miles from Philadelphia. ...

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