By Laurie Lichtenstein School in Spring. Freedom so close you can taste the poolside popsicles. Teachers open their windows for a waft of fresh air, crisp at 7:30 AM and fragrant by noon. Birds drown out the band.  Sunny dispositions abound. Students squirm but they learn. Except, this is middle school. In Spring. The reality is much, much darker, think a co-ed Lord of The Flies or if television is more your thing, Survivor. Everyone’s just trying to get off…