Hey all - We have video explanations for all 100 questions from ETS's Revised GRE Paper Practice test. Note that many of these questions are also used in the Powerprep II software.

You can download the GRE paper test for free from the ETS website:
http://www.ets.org/s/gre/pdf/practice_book_GRE_pb_revised_general_test.pdf

And you can access our video explanations for free here:
http://gre.magoosh.com/videos-for-re...gre-paper-test

I hope you find these explanations helpful and I'd love any feedback you have!