| Pack 28, Level 1 (28-1) Solutions |
| Pack 28, Level 2 (28-2) Solutions |
| Pack 28, Level 3 (28-3) Solutions |
| Pack 28, Level 4 (28-4) Solutions |
| Pack 28, Level 5 (28-5) Solutions |
| Pack 28, Level 6 (28-6) Solutions |
| Pack 28, Level 7 (28-7) Solutions |
| Pack 28, Level 8 (28-8) Solutions |
| Pack 28, Level 9 (28-9) Solutions |
| Pack 28, Level 10 (28-10) Solutions |
|
|
| Pack 28, Level 11 (28-11) Solutions |
| Pack 28, Level 12 (28-12) Solutions |
| Pack 28, Level 13 (28-13) Solutions |
| Pack 28, Level 14 (28-14) Solutions |
| Pack 28, Level 15 (28-15) Solutions |
| Pack 28, Level 16 (28-16) Solutions |
| Pack 28, Level 17 (28-17) Solutions |
| Pack 28, Level 18 (28-18) Solutions |
| Pack 28, Level 19 (28-19) Solutions |
| Pack 28, Level 20 (28-20) Solutions |
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|
| Pack 28, Level 21 (28-21) Solutions |
| Pack 28, Level 22 (28-22) Solutions |
| Pack 28, Level 23 (28-23) Solutions |
| Pack 28, Level 24 (28-24) Solutions |
| Pack 28, Level 25 (28-25) Solutions |
