Solo Taxonomy for Self/Peer Assessment - Solo Taxonomy with levels (for Medicine through Time History - though this can be adapted). Student's self/ peer assess work and place their feedback in the relevant block. When peer assessing, I ask student's to give advice on how to get to the next level.
Perhaps a red scarf on this beaut and somehow you ensure he will not leave for at least 1 hour (entertainment purposes albeit, morally - I believe carrots may do just this ;)) and voila, your guests esp. their children will have amazing pics of something other than Christmas stockings filled with, the usual. More