Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2151 | |
| Knowledge Day 2152 | |
| Knowledge Day 2153 | |
| Knowledge Day 2154 | |
| Knowledge Day 2155 | |
| Knowledge Day 2156 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |