Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2257 | |
| Knowledge Day 2258 | |
| Knowledge Day 2259 | |
| Knowledge Day 2260 | |
| Knowledge Day 2261 | |
| Knowledge Day 2262 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |