GEOM
| Date | Clue |
|---|---|
| 2013-12-04 | Math subj. with proofs |
| 2008-04-20 | Math. class |
| 2007-02-23 | Study of figures: Abbr. |
| 2006-02-06 | Math subj. with angles |
| 2005-07-08 | Points are discussed in it: Abbr. |
| 2004-07-11 | Euclidean subj. |
| 2003-09-07 | Euclid's element?: Abbr. |
| 2003-07-28 | Subj. with circles and such |
| 2000-11-17 | H.S. class |