2048
Playable now
Sorting puzzles are the most restful genre on this site. You are asked to arrange, channel or group items until the board looks right, and the game tells you immediately when you have got there. — 9 playable now.
Playable now
Playable now

Playable now

Playable now

Playable now

Playable now

Playable now

Playable now

Playable now
The entries below favour short sessions and clear feedback. None of them punish experimentation, so the reliable strategy is simply to try things and watch what happens.
Difficulty and device support are listed on every page so you can pick one that fits the break you actually have.