North Plainfield teacher Agnes Zhelesnik celebrates 100th birthday
America's oldest working school teacher celebrated her 100th birthday Friday.
Agnes Zhelesnik, known as "Granny," rang in the big birthday surrounded by friends.
She joined the Sundance School in North Plainfield at age 81 as a home economics teacher, following a lifetime as a homemaker.
"I'm happy doing what I'm doing," she says. "I'm thankful for all...