Axel didn't mind explaining things to him, for one, it showed how much information or process of it he himself grasped, and it served as a kind of revision. Heinz eventually caught up to things, and Axel's own understanding process developed further as he himself started doing it himself as a test.
Well, on his first few tries, he failed spectacularly. But he was unrelenting and continued again and again. Gareth instructed him each time after his attempts, often criticizing him with very harsh words. But he didn't mind it, he was familiar with it and had tried countless times more than anyone. As he and Heinz became engrossed in learning the process. Axel's schedule to go hunting had been pushed back.
