Davor Kovalčik
| Challenge | Status | End | Votes | Entries | Players |
|---|---|---|---|---|---|
| Lights On The Street | closed | 4 years, 4 months ago | 9600000 | 8813 | 4450 |
| Perfect Click! | closed | 4 years, 1 month ago | 483000 | 2530 | 2469 |
| Buildings with History | closed | 3 years, 11 months ago | 14300000 | 33021 | 8270 |
| Your Legacy | closed | 3 years, 9 months ago | 8800000 | 25931 | 6523 |
| New or Old | closed | 3 years, 4 months ago | 11100000 | 12041 | 5949 |
| Seeing Borders | closed | 3 years, 1 month ago | 13100000 | 13795 | 6810 |
| Wood Objects | closed | 2 years ago | 9100000 | 17558 | 4380 |
| Favorite Room | closed | 8 months, 3 weeks ago | 4743348 | 2408 | 2254 |