Have not started pts yet. But mathematically, you do not understand algebra until you understand calculus? So, hence repetition, sometimes after learning everything it is okay to review previous topics
@emli1000 - that was my problem exactly... plus with one excel document since it opens 3 sheets, I can use sheet 1 for the Logic Games, sheet 2 for LR and sheet 3 for RC... so it doesn't look all muddled up in a page.