Flipped physics from UK

http://iopscience.iop.org/0031-9120/48/5/593/pdf/0031-9120/48/5/593.pdf

Various assessments from NCSU

http://www.ncsu.edu/per/TestInfo.html

test on Gauss law understanding – need password

http://www.compadre.org/per/items/detail.cfm?ID=11957

Twitter physics education links

https://twitter.com/EducatePhysics

Education – scientific abilities from Rutgers PER

http://paer.rutgers.edu/ScientificAbilities/Rubrics/default.aspx