Revision history for handout 5:

5 April 2002: updated hyperlinks in project ideas 3b and 3d.
21 March 2002: added project idea 3g.
21 March 2002: added project idea 3f.
12 March 2002: added recommended reading (1g Kuhn).
8 March 2002: added recommended reading (1g Bond & Anderson).
6 March 2002: added recommended reading (1b Valdes).
6 March 2002: added project ideas 3d and 3e.
5 March 2002: original version.