Discovering systemic rules

A cube holds a button down with its weightThe support transfers the cube’s weight to the button
PortalA cube holds a button down with its weight
  1. The support transfers the cube’s weight to the button
© Valve · Source ↗

Players infer a consistent rule governing forces or interactions and apply it to new problems.

Design tips

  • Let players test the rule in another example before a major challenge.

Examples