Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2286 | |
| Knowledge Day 2287 | |
| Knowledge Day 2288 | |
| Knowledge Day 2289 | |
| Knowledge Day 2290 | |
| Knowledge Day 2291 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |