You can technically do charts in any grouping games, but really the only one you NEED to do charts on would be grouping games w/ repeating variables. IMO
You don't really elaborate on your method for LG's. My avg for LG is -1.6. It is by far my best section. I would suggest that you learn the types of logic games, so you know which game boards to use. Visually writing out the game boards is the easieā¦