Practicing cognitive games does, I'm sure of that. Mental math, crosswords, etc. In terms of papers, I did a quick search: https://www.sciencedaily.com/releas

Practicing cognitive games does, I'm sure of that. Mental math, crosswords, etc. In terms of papers, I did a quick search: https://www.sciencedaily.com/releases/2019/05/190516082349.htm https://www.sciencedaily.com/releases/2019/05/190516082349.h... https://www.health.harvard.edu/blog/have-you-done-your-crossword-puzzle-today-202211292857#:~:text=Memory%20and%20thinking%20skills%20may%20improve%20with%20regular%20crossword%20practice.&text=A%20study%20published%20in%20NEJM,played%20web%2Dbased%20cognitive%20games https://www.health.harvard.edu/blog/have-you-done-your-cross.... The only debate is how much do they help. This is likely linked to the number of different cognitive games practiced, and how frequently.