math fire math game fire math fire tHe DeVil's CAlculatoR
A Puzzle Math Game

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The Devil's Calculator is a new, non-profit and free to play math game by the creator of Synonymy that proves a sophisticated, challenging and educational indie puzzler for numberphiles and lovers of logic and brain teasers. Read User Guide

In this challenging math game, an evil calculator has its normal arithmetic operators replaced with sadistically obscure functions. Using puzzle logic and a bit of algebra, you must work backwards to interpolate and use these corrupted operators to compute the 'number of the beast', 666, to purge the calculator of its demons and conquer mathematical puzzles. Read User Guide

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Non-profit and open-source, The Devil's Calculator is a highly original indie math game that's as addicting as it is educational. Accessible to numberphiles and math novices alike, the first 20+ levels are 100% free to play and enjoy, with free copies made available to educators and students. It is lovingly dedicated to the late Martin Gardner.

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Each level has you decipher the function of a mysterious operator and use it to calculate the number of the beast to progress. Advanced graphing mechanics, countless features and simple, yet innovative level design provide considerable depth to the gameplay. Inspired by the likes of @numberphile and Martin Gardner, this is an accessible, yet devilishly challenging puzzle math game.

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  • 70+ Levels
  • MMO Postgame
  • User Challenges
  • Level Maker
  • Non-Profit

Players unlock the ability to create their own levels and play challenges others have created - including free DLC levels crafted by the game's creators, educators and mathematicians. With hand drawn artwork and a charming story, the Devil's Calculator is the best Math Game of 2019 and a genuinely fun and gratifying puzzle experience. Read User Guide

Math Games and Logic Puzzles Can Survive Martin Gardner

Even having lost our greatest Math Puzzle Designer, we can band together to create fun and educational math games.Here Is how.

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Cinq-Mars Media a 501(c)3 non-profit
Cinq-Mars Media is a 501(c)(3) non-profit organization developing technology to support scientific research related to human safety and education, and to make such technology and research available on a charitable basis. Contact Us *Cinq-Mars Media is not affiliated with Numberphile. All content copyright the respective owners. The Devil’s Calculator © Cinq-Mars Media 2018
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