Puzzles

John Golden, 14/05/2014


  • 1. GeoGebra Pentominoes
  • 2. Stomachion
  • 3. 5-Piece Puzzle
  • 4. Tangram
  • 5. Grandpa's Dissection
  • 6. Indiana Puzzle Quilt
  • 7. Deci-Blocks
  • 8. Flip Flop
  • 9. Chinese Match Puzzles 2 (7 puzzles)
  • 10. Dudeney's puzzle + lesson plan
  • 11. Kandinksy Transformations Puzzle
  • 12. Translations Puzzle
  • 13. Square Puzzle
  • 14. MacMahon Squares
  • 15. Egg Puzzle
  • 16. Puzzle Transformation
  • 17. Lee Sallows' Self Tilers
  • 18. Build a Square Workshop
  • 19. Quirinus Puzzle
  • 20. Truchet Squares
  • 21. Could you fit it?
  • 22. 9 piece puzzle Elise
  • 23. Number Cross
  • 24. Catriona's Pentagon
  • 25. Hip to be Square
  • 26. Square Puzzle
  • 27. Catriona's Pentagons
  • 28. Catriona Shearer: Triangle and Semicircle
  • 29. Catriona Shearer Square Puzzle
  • 30. Catriona's Circle in a Triangle
  • 31. Catriona's Semicircles
  • 32. Similar Triangles
  • 33. Cover 100
  • 34. Catriona's Three Triangles
  • 35. Quarter the Cross
  • 36. Quarter the Cross: 4 Dot Challenge
  • 37. Catriona's Angle on Tangent Circles
  • 38. Quadratic Puzzle
  • 39. Dudeney's Christmas Pudding Puzzle
  • 40. Addition and elementary puzzle
  • 41. Catriona's Hexagon 4 Triangles
  • 42. Catriona's Kissing Circles
  • 43. The Sphinx
  • 44. Pavage de Truchet par des quarts de disque
  • 45. 64 geometric puzzles (a competitor of the tangram)
  • 46. Tokyo 2020 emblems - dodecagon tiling game
  • 47. Color Square Puzzle
  • 48. Triangle to Square Puzzle
  • 49. Matt's Semicircles
  • 50. Broken Elevator
  • 51. Get off the Earth Puzzle
  • 52. Equilateral Dissection
  • 53. Domino Puzzle
  • 54. Hexagramas del Dr. Solomon

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GeoGebra Pentominoes

Use the green slider to select your challenge. Then play with the pentominoes!
– Duane Habecker

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