major edits from DA
Added positive statements in lessons for all sections
edit figs
merge 2 versions
minor edits
minor text improvements
minor text improvements
Added lessons section
Beginning of CSA06 Document
This form allows you to request diffs between any two revisions of this file. For each of the two "sides" of the diff, select a symbolic revision name using the selection box, or choose 'Use Text Field' and enter a numeric revision.