Welcome to Expacon!

Expacon is a logic puzzle game based upon group theoretical principles utilizing symbols and processes originating in group theory. The objective of the game is to transform a given word symbol into another word symbol, by selectively expanding and contracting the original word. 

Play Expacon!

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Instructions

The object of the game is to change one combination of symbols into another by adding, inserting or deleting rules one at a time.

Change ba to bb

Rules: AbBaaAAabBBb

This puzzle can be solved in two steps:


Start with ba
ba

Add Ab to ba to form baAb
baAb
Delete aA to form bb
bb

Expacon Demo