LEARN NC was a program of the University of North Carolina at Chapel Hill School of Education from 1997 – 2013. It provided lesson plans, professional development, and innovative web resources to support teachers, build community, and improve K-12 education in North Carolina. Learn NC is no longer supported by the School of Education – this is a historical archive of their website.

A partially enclosed coastal body of water having an open connection with the ocean, where freshwater from inland areas is mixed with saltwater from the sea; also the part of the wide lower course of a river where its current is met by the tides, or an arm of the sea that extends inland to meet the mouth of a river.