Hacker News Games

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

Guess the football player from clues, with daily, free play and multiplayer duel modes

Sliding-bead word puzzle: move letter beads through one empty space to form Scrabble-scored words on the board.

Race other players to identify movie stills from five titles, scoring more for speed