Each response is written in a non-sequential, diagrammatic form. This begins as a simple mind map. After many ideas have been listed, the students group responses into categories. The groups are then labeled according to their critical attribute. This is a very high level activity that can be applied across the grades.
Students generate a list.
Using the list, highlight various groups with different colored markers. The central concept is identified and various attributes are delineated. This can be introductory, on-going, or culminating. When working with cooperative groupings. Students do not necessarily know these skills.