nextstep 108

So I have done NS 1-3 and haven't done so hot considering my goal is to score 510. I got about 501/502 on them and my CARS score has remained consistent. The weird thing is that I have the NS 108 passages for CARS and do better on those than the FL's . Anyone else feel the same way or am I just...

Just wanted to find out what people think of this book ? Anyone who has used NextStep 108 and subsequently written the MCAT or can compare to the 2 available AAMC practice tests? Personally, I find the passages too dense and the questions vague.. Score significantly higher on both TPR and EK...