Students' thinking is discussed, and the procedures used with problem solving are explored.
Edited by Edward S. Mooney and Sherry L. Bair. This department shares creative solutions to the problems in Solve It! Send student work, with a description of student thinking, to Edward S. Mooney, Illinois State University, Campus Box 4520, Normal, IL 61790-4520, or by e-mail to mooney@ilstu.edu. Published solutions will be credited.