A New Jersey teacher is hitting a major milestone, her 102nd birthday. Agnes Zhelesnik is believed to be the oldest working teacher in America, and has no plans to retire. She is affectionately known by her preschool and kindergarten students as “Granny”. She has been teaching cooking and sewing classes at the Sundance School for 24 years, since she was 80 years old! Granny’s secret to living to 102, for her happiness is key. Her 72-year-old daughter also named Agnes, works at the school too.