After-School NIM — Math Duel

After-School NIM — Math Duel is an other game by YUSEOK with 0+ downloads. Released Oct 25, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “After school, Yerin, the girl who's good at math, lines up a row of candy. "Whoever takes the last candy wins. You up for it?" The world's oldest math game, Nim, turned into an after-school showdown. The rules take 30 seconds to learn. Winning takes thinking. 12 lessons, 240 rounds Walk to school - one-row Nim…”