I had it for a class in college and it was an absolute nightmare for me. This was from someone well known in mastery learning so I don't think it was poor imple

I had it for a class in college and it was an absolute nightmare for me. This was from someone well known in mastery learning so I don't think it was poor implementation. The only thing I learned was empathy for people who struggle that way with the typical mode of instruction (which works very well for me).