Ok, i video taped geo doing trisquare rugs (classic) and i think it went well, though i have to watch it to see. Each group got to the main idea eventually and in their own way. The group i taped got there last, but i think it is ok.

44.00
C has had her hand up forever, like five minutes now. I should address that.
51 i come back
53 i leave, they create the squares
55.20 m
55.40 i return for wrap-up
1.00.0 almost there
1.01.30 aha moment, j upstaging

C1 checked out easily, s was distracted, c2 and h were awesome,
46.33 looks like good place to start to 1.01.30 to end, i like 44-46, but i think the aha moment is more important.

29 to 43.30 ok, but i think the other set is better
What about 19