If you’re stuck on a boring train ride and need a quick mental break, give...

https://dlf-ne.org/the-ultimate-solitaire-refresher-which-browser-site-actually-respects-your-time/

If you’re stuck on a boring train ride and need a quick mental break, give Solitaired a try. It is my go-to because it offers over 500 variants and tracks your stats without forcing you to make an account