Hacker News Games

Guess the hidden four-letter word, learning bulls and cows from each guess

Falling-block puzzle: fill rings around a central core and rotate the board 90 degrees to clear them.

Unscramble falling letter blocks into words before the playing field fills up

Spot sets of three cards where every attribute matches or differs, racing the clock

Race rivals to reach a hidden destination, traveling by simulated public transit and buying clues

Solve Sudoku puzzles while learning strategies with Learn, Show-me and auto-notes features

Word puzzle: arrange the given letters into one word using all of them; anagrams and speed earn bonus points.

Move a lone knight to capture every pawn before any reaches the 8th row

Spot sets of three cards that match in shape, color, number and shading in a daily puzzle