Krypto is an ever popular MESA event in Granite School District.  Krypto is a basic arithmetic race game.

• Online Krypto Game at BrainPop
• Granite Krypto Rules
• 126 Example Krypto Number Sets
• Krypto Generator
  This Excel Spreadsheet will generate sets of numbers for playing krypto.  It was created by former Granger High MESA Advisor, Paul McCarl. To refresh the spreadsheet to generate new numbers, press ctrl + alt + shift + F9. 
• Krypto at Wikipedia

Krypto card games are available for purchase, but they are not necessary to play the game.