Sissy Kelly sits at the kitchen table, dogs ready to go out, teenagers milling and television chirping through the tight apartment air. She worked all day, picked up the kids from tutoring and had dinner. Finally, there is time for school. … All 28 state colleges, including St. Petersburg College and Hillsborough Community College, offer online classes. All the state universities do, except for fledgling Florida Polytechnic and New College of Florida, a small residential school in Sarasota where human connection reigns.