Free tile-matching game to learn Chinese characters. Match 1743 8 word pairs per round, 217 levels, progress saved locally. No backend, no account, single HTML file. Then I realized: flip the language direction and it becomes a Mandarin learning tool for English speakers. Same game, same 1,743 HSK 1–4 words, just reversed. ✅ Free forever ✅ Works offline ✅ Mobile-friendly ✅ Active recall, not passive flashcardsglish meanings across 217 levels. No sign-up required.