I really wish every class could be like this Breakout class. It was a lot of work for me to prepare behind the scenes, but then the kids just worked and talked and were mathematicians! I just walked around watching.
When they were done, I sent them a link to a google form to answer about the activity. Here are some of the results: (only 10 out of 24 have responded but it is a long weekend and they dont' read their emails anymore - thank you to those who did respond)