Vizualising the jigsaw method

I'm playing around with my new tool to visualize learning scenarios. The jigsaw method seems to be a touchstone: Will it be possible to grasp the essential of this famous learning scenario?

A first approach is not very promising:

The distribution algorithm into differt groups (expert group and teaching group) is not visible. What if I take the perspective of one learner:

Hmm, I'm not yet convinced. But at least a student now knows what he or she has to do.

I'll keep trying. IsInEnglish