A calm place to warm up your mind.

No DSA. No CS trivia. Nothing to cram. Just one playful puzzle and a friendly voice to think out loud with. Take your time, follow a hunch, train your brain — how you think is the whole point.

  • No prep, no pressure
  • Sharpens logical & lateral thinking
  • Builds structured problem-solving
1puzzle
At your own pace
6angles
A detailed report on how you think
A few of the puzzles
Three switches and three bulbs — puzzle illustration
Measure 45 minutes with two ropes — puzzle illustration
Find the heavier ball in two weighings — puzzle illustration
Measure any amount with two water jugs — puzzle illustration
Three switches and three bulbs
Puzzles Interview | Hiregram