
Rule systems
Baba Is You: when the sentence becomes the puzzle
A box-pushing layout becomes a language experiment: moving a word can change what a wall, flag or character is allowed to do.
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Independent analysis of puzzle design, from recursive boxes to worlds that reward a second look. Each review explains its research basis and links to the official publisher material.

Rule systems
A box-pushing layout becomes a language experiment: moving a word can change what a wall, flag or character is allowed to do.
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Recursive logic
Recursive spaces give a familiar box-pushing problem a second layer: a container can also be somewhere you enter.
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Observation
An island of puzzle panels makes observation part of the route through the game, rather than a break between challenges.
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Spatial reasoning
Two linked openings make the room itself the tool. The interesting question is not only where to go, but how two positions can work together.
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Knowledge-led exploration
A repeating solar-system mystery changes the meaning of progress: understanding what happened can matter more than acquiring another item.
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Open-world puzzles
Block puzzles sit inside an explorable island setting, allowing the route through the collection to become part of the attraction.
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Connected spaces
A figure inside public signs turns a familiar city object into a set of spaces that can be connected and reconsidered.
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Character-led puzzles
Simple geometric characters make their different abilities easy to distinguish, while narration supplies a separate layer of identity.
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