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Runi's Math Castle

Also known as Runi's Math Castle, rmc, runis math castle

Navigate the Math Castle and Maze solving addition, subtraction, multiplication, division, and number matching to earn Stars unlocking Characters and Mini-Games: 3 in a row Tic-tac-toe, Memory card match, timed jumping in Spire Run, and Dance Party patterns. Come play again to beat your high score!

Last update
19 Jun 2026
Players now
0
Original sources
1
Latest update
Patch notes

June 2026 - Now with Inequalities and Number Lines

The June 2026 update brings you a 1 new match mode and expands the hint system. Inequalities This update introduces inequalities (< , > , =) to the Math modes. Turn on Inequalities in the settings to let your kid practi…

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Latest updates

Update history

Browse past updates and patch notes for this game.

10updates

Gallery

In-game media

Achievements

Community progression

Top picks from 43 Steam achievements, sorted by player unlock rates.

  • RUNIWelcome To Runi's Math Castle.100.0%
  • First AdditionSolve 1st Addition problem.90.2%
  • First WordConnect first word to number.87.8%
  • First RandomSolved a randomly selected problem.80.4%
  • First SubtractionSolve 1st Subtraction problem.78.0%
  • TicTacToeUnlock TicTacToe in the Arcade.78.0%