Brain Games

Sudoku

https://www.websudoku.com/

https://sudoku.com/

Crosswords

https://games.aarp.org/games/daily-crossword

New York Times Word Games & Logic Puzzles

Brain Games (offline)

Scrabble

Chess

Jigsaw Puzzle

Mazes (printouts)

More Games (online apps):

Braingle

Happy Neuron

Luminosity