Teaching OO methodology in a project-driven CS2 course. - E. Frank Barry; Christopher C. Ellsworth; Barry L. Kurtz; James T. Wilkes (OOPSLA Companion, 2005)

Beyond objects-first: a project-driven CS2 course. - E. Frank Barry; Christopher C. Ellsworth; Barry L. Kurtz; James T. Wilkes (ACM Southeast Regional Conference, 2006)

ClockIt: collecting quantitative data on how beginning software developers really work. - Cindy Norris; E. Frank Barry; James B. Fenwick Jr.; Kathryn Reid; Josh Rountree (ITiCSE, 2008)

Another look at the behaviors of novice programmers. - James B. Fenwick Jr.; Cindy Norris; E. Frank Barry; Josh Rountree; Cole J. Spicer; Scott D. Cheek (SIGCSE, 2009)