Hah, this was just great. My kid is a tad older than yours.
One day when she was little, Dad came over and she was sitting up by the ceiling in the hallway reading a book. Back pressed against one wall, feet on the other wall. He laughed so hard I thought he was going to choke. Then he said now I know what it was like raising me.
Both hockey and ringette here. Of course they use entirely different equipment. Spot on with the coaches.
Your son probably has that wild streak cause you his mama. I bet he's delightful.