Mathalon

Mathalon turns math into a competitive arena. Daily challenge — one carefully-picked problem every day. Build a solve streak. Rush — 5-minute live climbing race. Solve fast, stay ahead, top the live leaderboard. Ranked 1v1 — Glicko-2 matchmaking against another player in your rating zone. Head-to-head, best of five. Practice — thousands of problems from arithmetic to olympiad. Filter by topic and difficulty. Escape rooms and mystery cases — narrative puzzle chains that reward mathematical reasoning. Every solve updates your rating. Every match sharpens it. Climb the global leaderboard.