Celebrato nei paesi (+2):
Armenia, Russia.Knowledge Day negli altri anni
| Inizia | |
|---|---|
| Knowledge Day 2145 | |
| Knowledge Day 2146 | |
| Knowledge Day 2147 | |
| Knowledge Day 2148 | |
| Knowledge Day 2149 | |
| Knowledge Day 2150 |
Knowledge Day in altre lingue
| English | Knowledge Day |
| Russian | День знаний |