1. by D. Fisher

2. Easy 4 by 4 puzzle4 4 4 3 3 1 2 1 For answers click once. A.

3. Easy 4 by 4 puzzle4 4 4 3 3 1 2 1 41 1 2 2 2 3 3 A.

4. Easy 4 by 4 puzzle4 3 4 3 1 1 1 For answers click once. 1 B.

5. Easy 4 by 4 puzzle4 3 4 3 1 1 1 1 2 2 2 2 3 3 4 4 B.

6. Easy 4 by 4 puzzle43 4 3 3 2 4 For answers click once. 2 4 C.

7. Easy 4 by 4 puzzle43 4 3 3 2 4 2 4 1 1 1 1 2 2 3 C.

8. Easy 4 by 4 puzzle34 4 2 1 4 For answers click once. 3 1 D.

9. Easy 4 by 4 puzzle34 4 2 1 4 3 1 2 2 2 43 3 1 1 D.

10. 4 by 4 puzzle4 2 1 32 For answers click once. 3 13 E.

11. 4 2 1 32 3 13 2 2 4 1 1 4 4 3 4 by 4 puzzle

12. 4 2 4 4 1 For answers click once. 321 F.

13. 4 by 4 puzzle4 2 4 4 1 321 1 1 2 2 3 3 3 4 F.

14. 4 by 4 puzzle3 4 41 For answers click once. 31 1 G. 1

15. 4 by 4 puzzle3 4 41 31 1 G. 1 3 3 2 2 2 2 4 4

16. 4 by 4 puzzle3 4 4 1 For answers click once. 2 4 2 H. 1

17. 4 by 4 puzzle3 4 4 1 2 4 2 H. 1 2 2 3 3 34 1 1

18. Easy 6 by 6 puzzle For answers click once. I. 4 4 4 4 5 5 5 5 2 2 2 2 3 3 6 6 1 1

19. Easy 6 by 6 puzzle I. 4 4 4 4 5 5 5 5 2 2 2 2 3 3 6 6 1 1 1 1 1 1 6 6 6 6 3 3 3 3 5 5 2 2 4 4

20. Easy 6 by 6 puzzle For answers click once. J. 4 4 5 4 61 5 3 3 2 2 2 536 4 1 1

21. Easy 6 by 6 puzzle J. 4 4 5 4 61 5 3 3 2 2 2 536 4 1 1 4 4 5 5 5 3 3 32 2 2 1 1 1 6 6 6 6

22. 6 by 6 puzzle For answers click once. K. 4 4 54 6 1 5 3 3 2 2 2 153 6 16

23. 6 by 6 puzzle K. 4 4 54 6 1 5 3 3 2 2 2 153 6 16 6 6 6 5 5 5 3 3 3 1 1 2 2 2 4 4 4 1

24. Hard 6 by 6 puzzle For answers click once. L. 2 4 6 3 5 5 3 6 5 5 1 3

25. Hard 6 by 6 puzzle L. 2 4 6 3 5 5 3 6 5 5 1 3 5 4 4 4 4 4 2 2 2 2 2 1 1 1 1 1 3 3 3 6 6 6 6 5

26. Hard 6 by 6 puzzle For answers click once. M. 6 4 6 32 5 1 2 25 1 2

27. Hard 6 by 6 puzzle M. 6 4 6 32 5 1 2 25 1 26 6 6 6 3 3 3 3 3 4 4 4 4 4 2 2 1 1 1 1 5 5 5 5

28. For a hint click once; for answers click twice. N. 9 by 9 puzzle 4 9 18 158 7 726 683 29 43 9 83156 8 237 4 96 5 2 4 51 9 9 9

29. N. 9 by 9 puzzle 4 9 18 158 7 726 683 29 43 9 83156 8 237 4 96 5 2 4 51 2 2 2 2 2 5 5 5 5 5 7 7 7 7 7 7 1 1 1 1 1 9 9 9 9 9 6 6 6 6 6 4 4 4 4 3 333 3 888 84

30. Credits Thanks to http://sudoku.com.au/ for permission to use their puzzles, and to http://slingdot.com/games/gamepage.aspx?GameID=44 for permission to use the image on the title page. Send feedback to fisher_d@madera.k12.ca.us