Hacker News Games

Identify dark patterns in interactive scenarios and learn the psychology behind them

Solve a murder mystery by practicing MongoDB queries in an interactive case, with an optional walkthrough.

Work out how much a changing binary number increases in decimal. You have three attempts before the counter runs out.

A customizable trivia game for practicing confidence calibration, with finer-grained feedback than standard trivia.

Daily bird species guessing game. Identify birds from images. New puzzle every 24 hours

Build power grids for expanding cities in this educational simulation

Defragment virtual hard drives by organizing scattered disk fragments into contiguous blocks

Test your Tailwind CSS knowledge by answering questions about utility classes within a 30-second time limit

Guess what dataset each daily chart represents from three options