Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2139 | |
| Knowledge Day 2140 | |
| Knowledge Day 2141 | |
| Knowledge Day 2142 | |
| Knowledge Day 2143 | |
| Knowledge Day 2144 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |