15 - Terumot and Maaserot in the modern era
18 - Corporal punishment beyond the law, LeMigdar Milta
25 - Administering death for a purpose other than punishment
32 - The Mitzvah of Procreation, The Mitzvah of Marriage
To add sources or to suggest topics for source material, please e-mail me [Mordechai Torczyner] at: . All submissions are welcome and encouraged, and will be credited!