Austin continued to opt for the parchment route. He wanted to spend his fourth year making friends, and trying to be social. But that required a lot of energy, and he wasn't up or it today. He watched in amazement as three more rock friends were pulled out. For some reason, he desperately wanted one. But right now, they had to focus on the lesson. Lesson now, rocks later.

It was interesting to see that both mass and velocity affected the size of the crater. But which was more important? That was the real question here.