Pick how you feel right now. Each game takes one to three minutes, then you are back to work with a clearer head.
Pop a whole sheet. Drag your finger to pop a row at once.
Breathe in, hold, out, hold. Four seconds each, guided by a circle.
Tap the moment the screen turns. Five tries, then see your average.
Unscramble as many words as you can in 90 seconds.
No sign-up and nothing to install. Works on your phone or right in a browser tab at your desk.