Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2275 | |
| Knowledge Day 2276 | |
| Knowledge Day 2277 | |
| Knowledge Day 2278 | |
| Knowledge Day 2279 | |
| Knowledge Day 2280 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |