Puzzle Game

Crossword Puzzles: 

• https://downforacross.com/
• https://www.washingtonpost.com/crossword-puzzles/

Jigsaw Puzzles: 

• http://www.epuzzle.info/multiplayer
• https://jigsawpuzzles.io/
• http://puzzle.massive.xyz/chill/site/new-player/?next=/chill/site/front/

Riddles: http://weffriddles.com/

Sudoku (1): 

• https://sudoku.com/
• https://www.dailykillersudoku.com/

Tetris (1-20): https://jstris.jezevec10.com/