Science teacher delivers lesson from under the sea
Tuesday, November 25, 2008 - 11:42
in Earth & Climate
Sixty-three feet below the ocean's surface, the science teacher was giving his morning lesson. "Hi, and welcome to Aquarius for our third and final broadcast from this mission," Mark Tohulka told his third-period marine biology students, watching via webcam from their classroom at MAST Academy in Key Biscayne.