Jen Mitchell
Cory Legassic
Susan Martin Kaller
Karine Guay
PhET, University of Colorado Boulder
Yann Brouillette
Instructional Course Materials
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National Geographic
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PhET, University of Colorade Boulder
Maria Gallardo-Williams, Ph.D.
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Dr. Debbie Herrington
Stefan Bracher
Caroline Cormier
TechSmith Screencast
Nick Greeves, The University of Liverpool
dnseducation
Chemistry Channel