I love puzzles! And other DW users do, too. Here are some that have been suggested and/or recommended (in no order):
1. Exit game puzzle
2. Jigsaw puzzles
Physical puzzle brands: Re-marks, Cavallini, Galison with art by Michael Storrings, White Mountain and Ravensburger
Online jigsaw puzzles: https://thejigsawpuzzles.com/
3. Sudoku
Variant sudoku and rat maze sudoku as described on the Cracking the Cryptic Youtube channel: https://www.youtube.com/@CrackingTheCryptic
jigsaw sudokus (with tricky shapes)
3doku
4. The Simon Tatham collection of puzzles, 40 different puzzle games, including a nonogram game
[nonogram=picture logic puzzles in which cells in a grid must be colored or left blank according to numbers at the edges of the grid to reveal a hidden picture]called "Pattern", which contains randomly-generated nonogram puzzles from any size that the player wants.
5. Yeardle for history buffs.
6. Waffle, a word game
7. kenken= an arthimatic and logic puzzle where the objective is to fill a grid with digits so that no digit appears more than once in any row or any column. KenKen grids are divided into heavily outlined groups of cells –– often called “cages” –– and the numbers in the cells of each cage must produce a certain “target” number when combined using a specified mathematical operation (one of addition, subtraction, multiplication or division).
8. Logic puzzles at Griddlers net: https://www.griddlers.net/home
9. Quordle
10. Squaredle
11. Quad nerdle
12. Connections, which is part of the NYTimes family of games: https://www.nytimes.com/crosswords
1. Exit game puzzle
2. Jigsaw puzzles
Physical puzzle brands: Re-marks, Cavallini, Galison with art by Michael Storrings, White Mountain and Ravensburger
Online jigsaw puzzles: https://thejigsawpuzzles.com/
3. Sudoku
Variant sudoku and rat maze sudoku as described on the Cracking the Cryptic Youtube channel: https://www.youtube.com/@CrackingTheCryptic
jigsaw sudokus (with tricky shapes)
3doku
4. The Simon Tatham collection of puzzles, 40 different puzzle games, including a nonogram game
[nonogram=picture logic puzzles in which cells in a grid must be colored or left blank according to numbers at the edges of the grid to reveal a hidden picture]called "Pattern", which contains randomly-generated nonogram puzzles from any size that the player wants.
5. Yeardle for history buffs.
6. Waffle, a word game
7. kenken= an arthimatic and logic puzzle where the objective is to fill a grid with digits so that no digit appears more than once in any row or any column. KenKen grids are divided into heavily outlined groups of cells –– often called “cages” –– and the numbers in the cells of each cage must produce a certain “target” number when combined using a specified mathematical operation (one of addition, subtraction, multiplication or division).
8. Logic puzzles at Griddlers net: https://www.griddlers.net/home
9. Quordle
10. Squaredle
11. Quad nerdle
12. Connections, which is part of the NYTimes family of games: https://www.nytimes.com/crosswords