Hacker News Games

Browser ear-training mini games, including a daily challenge to name the chords you hear

Product management sim inspired by Lemmings, where the lemmings are kittens and the kittens are your customers

Guess whether a passage was written by a human author or by an AI imitating them, over 10 rounds

Open-source collection of puzzle games built on mathematical theorems, each with a provable best answer.

Offline puzzle game for Chinese learners: merge radicals and components into complete characters.

Draw a single line to cut a shape into two equal halves as accurately as possible

One-button top-down stock car racing: tap the screen to turn your car left

Polyhedral puzzle: build a route on an unfolded net so it connects once folded into 3D

Draw an area on a satellite map to reveal its population in this daily geography challenge