BIOL
| Date | Clue |
|---|---|
| 2018-12-15 | Science subj. |
| 2011-01-19 | H.S. science class |
| 2010-12-29 | Subj. involving cells |
| 2009-04-01 | Frog-dissecting class: Abbr. |
| 2004-01-20 | High school subj. |
| 1997-01-23 | Junior high subj. |
| 1996-07-03 | Branch of 39-Down |
| 1994-10-13 | Sci. course |