Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2249 | |
| Knowledge Day 2250 | |
| Knowledge Day 2251 | |
| Knowledge Day 2252 | |
| Knowledge Day 2253 | |
| Knowledge Day 2254 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |