It's a difficult one because it's easy to move through the lessons in fundamentals understanding the requirements of each lesson but not acquiring the level of skills needed to really go forward.
There is lot to be said for staying with a lesson while you practice the skills within that level . [br]It's also the case that you can read forward and even step forward if you accept your limitations and are incorporating the skills in some kind of practice sessions.
An ambiguous answer as only you can know if your learning or skimming .
You can go forward and return as you realise where any shortcomings show up.
The thing is not to get frustrated by how slow everything can be and stick with the lessons and practice. [br]I'm in the same place, covering GF1and 2 because I want to do the next levels but my basic skills just aren't there yet. [br]Dave