Previous contests
Jubilee 25Jubilee 25

1. Fencechallenge

2. Cubechallenge

3. Bridgechallenge
 

4. 3- Bridgeschallenge
 

5. Balustradechallenge
 

6. Stepchallenge
 

7. Doublestepschallenge
 

8. Toshi's Cubechallenge

9. Polyfencechallenge

10. Symmetric Bridgechallenge

11. CSG-Liudgerchallenge

12. Congruencechallenge

13. Tetro-fencechallenge

14. Tetro-stepchallenge

15. Tetro-cornerchallenge

16. Pentominostreetchallenge

17. Symmetry-fencechallenge

18. Stairwaychallenge

19. Hexomino-fencechallenge

20. NWD-balustrade

21. Pentopipes

22. Pento-holes

23. Classification Challenge

24. One-sided pentominoes fence

25. Similar Bridges

26. Pieter Torbijn Contest

27.Rectangle Corners Problem

28.Split a rectangle

29.Pentomino postcard competition

30.Crossing the board

31.Maaikes 3 bridges

32.FVpento-sudoku

33. Maximal outline of a gap competition
Maximal outline of a gap competitionHan Pluijmrecords

34. 12 in a row-competition
12 in a row-competitionGiovanni Restarecords

35. Symmetry from 1 up to 12
Symmetry from 1 up to 12Christian MIASKIEWICZrecords

36. Eekhout Bridges
Eeckhout-bridgesrecords

37. Symmetrical chain
Symmetrical chainFer van Nieuwenhuizenrecords

38. Split a pentomino-hedgehog
Split a pentomino-hedgehogrecords

39. Pentomino-algebra
Pentomino-algebraFrank Tinkelenbergrecords

40. Symmetric Bridgechallenge
Symmetric BridgechallengeGiacomo Pignattirecords

41. The island of Penteviticole
The island of PenteviticolePeter Jeukenrecords

42. 8x8 Pento-Sudoku
8x8 Pento-SudokuMichael Endickrecords

43. Tetrobridgecompetition
Tetrobridgecompetitionrecords

44. Perimeter Competition
Perimeter Competitionwinnerrecords

45. PentoSudoku with triplets
Pentosudoku competition with tripletsrecords

46. Two HexCube Corners
Two HexCube Corners Competitionwinnerrecords

47. Magic Pento-square
Magic Pento-squarerecords

48. Symmetric-competition of Popovski
Symmetric-competition of Popovskirecords

49. Two holes problem
Two holes problemrecords

50. Anniversary Contest
Anniversary Contestrecords