This link for Group 1 Vocab Quiz (Day 4, 1 month plan) seems to be broken -
https://www.gregmat.com/class/test-your-gre-vocabulary-knowledge-gre-vocabulary-test-part-1
Is it just me or does it not open for everybody, is there a new link for this?
There is a bug - but the video can be accessed by clicking somewhere just above the center of the screen.