sentences:  Convinced of these principles, Coonley sought to enroll her four-year-old daughter in the Riverside School, one of the few public kindergartens in the area, but was disappointed when the child was not eligible because she had not yet turned five.Coonley persuaded the director of the Riverside program, Lucia Burton Morse, and her assistant, Charlotte Krum, to help launch a new school.Morse and Krum had attended Elizabeth Harrison's Kindergarten College, which "championed the concept of kindergarten teaching in America and was one of the first teacher's colleges in the country to offer a four-year program culminating in the bachelor of education degree".