In the PHG on page 58, a famous architect has written two paragraphs describing
the structural properties of the Nabisco sugar wafer and the Nabisco Fig Newton. You
could have them turn to this page after the activity -- it will show them how one's
experience constructs how they observe and evaluate things, but also give them
some more insight into how great detail can really change the way the reader
perceives even common objects or events. Besides, feeding students cookies
and other treats is a good way to get them on your side quickly.