Doomsday Algorithm Rule for Escape Rooms - Day of the Week Calculator how to use directional lock The The key can be

The The key can be embedded in the message or for better security it can be communicated separately

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This Creative Crafthouse device is a faithful rendition of the original Alberti Cipher Disk design

6 of the tile which can make any of letters B

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Doomsday Algorithm Rule for Escape Rooms - Day of the Week Calculator how to use directional lock The The key can beThe Doomsday Algorithm or Doomsday Rule is technique which always you to determine what day of the week a future date will be in seconds. With this device you can discover what day of the week it was or will be for any date between 1901 and 2099. Just think of the possible applications for this prop in an escape room. A date can be in the room somewhere, with this that date can be translated in to a day of the week which then reveals a clue solves a