Hacker News Games

Educational piano game for kids: sheep carry notes across the staff; press matching keys to clear them.

Solve algebra by dragging terms, where only mathematically valid moves are allowed

Strategy game where you govern the US or China through 16 quarterly turns of the AI race to 2030.

Learn vocabulary in five languages by building a word-card deck in a roguelike run

Tune a neural network's weights and biases until its output curve matches the target

Match each word to its correct meaning on a shared daily grid before the clock runs out

Kids' spelling app: practice static word lists in 10-word sets with Leitner spaced repetition, grades K-5.

Spell words from pictures and match words to images in a Minecraft-themed phonics game

Trade a biotech stock around clinical trial readouts and try to beat an AI quant fund