I moved the due dates for both Chapters 3 and 4 of Sapling to Monday Oct 10. I encourage you to get them done BEFORE fall break. -- Andrew J. Pounds, Ph.D. (pounds_aj at mercer.edu) Professor of Chemistry and Computer Science Mercer University, Macon, GA 31207 (478) 301-5627 http://faculty.mercer.edu/pounds_aj