Manatee County (Bradenton) - 300 iPads being deployed in science classes in 6 schools as part of $750,000 federal grant. Another 243 being used by administrators and department heads.
Pinellas County - 400 iPads for student and administrator use.
Sarasota County - 6 being used in tests.
http://www.bradenton.com/2010/10/20/2668152/tech-boost.html