http://expertvoices.nsdl.org/nsta-sem6-electrostatics/2007/03/01/asking-for-advice-from-experienced-science-teachers/ NSDL seminar Web Seminar (January 30th, 2007) , Charging into Electrostatics with ComPADRE, the NSDL Pathway Portal for astronomy and physics. Great questions and discussion! Sun, 22 Nov 2009 20:11:16 +0000 http://wordpress.org/?v=2.3.3