Link to Practice Solutions

1. Battleships (Moshe Rubin)

Answer: ADF-IAGGEA

2. Character Development (Cihan Altay)

Answer: 1A2BC3D45EFG

3. Cave (Nikoli)

Answer: 341,5,22,223

4. Airhead (Baxter/Merrill)

Answer: A2,B3,B5,C5,D2,F4,H2,H5,I3,J2

5. Letterboxes (Cihan Altay)

Answer: BAG,FCD,EIH

6. Butterfly Effect (Cihan Altay)

Answer: 226888,566338,571744

7. Raindrops (Cihan Altay)

Answer: FHJLNPR

8. Masyu (Nikoli)

Answer: 212,1312,312,2224

9. Weather Vane (Cihan Altay)

Answer: OWE,ZOOM,ZIZZ,HID

10. First Seen Snake (Serkan Yürekli)

Answer: 311,132,13

11. Intersections (Craig Kasper)

Answer: 153946827,689352471

12. Kakuro (Serkan Yürekli)

Answer: 64718932,29876145

13. Tapa (Serkan Yürekli)

Answer: 3111,323,323

14. Sudoku (Nikoli)

Answer: 861235974,128456397

15. Wolves and Sheep in Fences (Dave Tuller)

Answer: 114,114,41

16. Crisscross Blocks (Serkan Yürekli)

Answer: I-T---AYE,IRIS-R-AI

17. Easy as Skyscraper (Craig Kasper)

Answer: 3-1795,5179-3

18. Kakuro with Pentominoes (Serkan Yürekli)

Answer: 326931,818931

19. Pinochlada (Zotmeister)

Answer: TAKQJT9,AQK9JAT

20. Nurikabe Loop (Serkan Yürekli)

Answer: 112,11,2223,221

21. O'utcast (Serkan Yürekli)

Answer: O,243,OOAI,222,GWOLEMON,13,EOLOGYRE,1

22. Pathfinder Sudoku (Craig Kasper)

Answer: 74621853,21,23874516,4