Sand Timer Race
A mobile hourglass puzzle where you twist to flip live sand timers, watch the sand run in real time, and mark the moment an exact target interval has passed across 12 verified-solvable puzzles.
Created by haojie.huang
A mobile hourglass puzzle where you twist to flip live sand timers, watch the sand run in real time, and mark the moment an exact target interval has passed across 12 verified-solvable puzzles.
Created by haojie.huang