Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2187 | |
| Knowledge Day 2188 | |
| Knowledge Day 2189 | |
| Knowledge Day 2190 | |
| Knowledge Day 2191 | |
| Knowledge Day 2192 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |