Ana Quintans
| Challenge | Status | End | Votes | Entries | Players |
|---|---|---|---|---|---|
| Geometry In Action | closed | 3 years, 8 months ago | 12400000 | 30293 | 7558 |
| Delicate or Fragile | closed | 3 years, 3 months ago | 8100000 | 4664 | 4598 |
| Black & White Portraits | closed | 2 years, 10 months ago | 11500000 | 22197 | 5567 |
| Which Path to Take? | closed | 2 years, 7 months ago | 6900000 | 16587 | 4236 |
| Postcard Worthy | closed | 2 years ago | 153000 | 1594 | 1514 |
| Society's Impacts | closed | 1 year, 8 months ago | 7300000 | 15991 | 3990 |
| A day at the Fair | closed | 11 months ago | 6387281 | 4500 | 2204 |