| 2024-10-18 | Geometry figure |
| 2022-11-13 | So-called "father of geometry" |
| 2020-01-31 | Noted figure in Raphael's "The School of Athens" |
| 2015-03-20 | Who wrote to Ptolemy I "There is no royal road to geometry" |
| 2013-10-06 | Teacher at Alexandria |
| 2011-12-04 | Figure in Raphael's "School of Athens" |
| 2011-11-14 | The Father of Geometry |
| 2008-04-20 | Author of the "Elements," ca. 300 B.C. |
| 2008-03-12 | City near Cleveland |
| 2008-03-05 | Ohio city named for a mathematician |
| 2007-01-28 | Fundamental figure in geometry |
| 2006-05-21 | Geometry figure? |
| 2002-06-01 | Cleveland avenue said to have America's first traffic light, 1914 |
| 2002-02-03 | "Elements" author |
| 1999-11-05 | "Elements" writer |
| 1998-11-02 | Geometer of 300 B.C. |
| 1995-03-04 | Early geometer |
| 1994-06-06 | Greek geometer |