The National Estuarine Research Reserve System (NERRS) offers ‘Teachers on the Estuary‘ (PDF) — a field-based professional development program for middle- and high-school teachers interested in watershed and estuary topics, July 13-16, at the Waquoit Bay National Estuarine Research Reserve in Falmouth on Cape Cod.  See this page for links to syllabus and application.  Free but space is limited.   Teachers will be awarded equipment and $200 implementation mini-grants.  Rustic lodging and camping is available.  Contact Joan Muller at 508-457-0495 x107.