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| Pentominos home · Puzzle 4x10 · Solution 1668 and related solutions | ||||
| 1668 | | 1139 12 | | Ex*:PUVZ|FPTU |
| 1668 | | 1140 9 | | Ex:UV|FU |
| 1668 | | 1142 7 | | Ex*:PUVZ|FPUV |
| 1668 | | 1211 12 | | Ex:NUV|FIU |
| 1668 | | 1579 7 | | Ex:NUVW|FNUV |
| 1668 | | 1667 8 | | Ex:PZ|PT |
| 1668 | | 1689 6 | | Ex:UVWY|TVWY |