Announcing the 4th NSDL/NSTA Web Seminar Series

Announcing the 4th NSDL/NSTA Web Seminar Series
Starting this fall, our series of free online teacher professional development continues! Watch for these seminars featuring experts from the NSDL community for the 2009-2010 school year: Chemistry Comes Alive IV: Oxidation and Reduction, Timely Teachings: Seasons and the Cycles of Night and Day, along with seminars from PBS favorites WGBH Teachers' Domain and Dragonfly TV.
Related Link: http://nsdl.org/resources_for/k12_teachers/?pager=professional_development