- Puzzles
- GeoGebra Pentominoes
- Stomachion
- 5-Piece Puzzle
- Tangram
- Grandpa's Dissection
- Indiana Puzzle Quilt
- Deci-Blocks
- Flip Flop
- Chinese Match Puzzles 2 (7 puzzles)
- Dudeney's puzzle + lesson plan
- Kandinksy Transformations Puzzle
- Translations Puzzle
- Square Puzzle
- MacMahon Squares
- Egg Puzzle
- Puzzle Transformation
- Lee Sallows' Self Tilers
- Build a Square Workshop
- Quirinus Puzzle
- Truchet Squares
