I wonder if those levels are really scientific at all? In terms of the book content. The age gap looks to be about 4 to 6 months. You have so many battles, may e that one is worth shrugging off unless it becomes a predominant pattern.
He had to take like three tests to prove he was at least at that level... so I guess there is some science behind them? I don't know for sure! But for all their testing to make sure they have him at the right level, they are still not instructing him at the proper level!
