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Exercise

The signal room

Build a puzzle around a consistent rule and a player discovery.

Goal

Build a puzzle around a consistent rule and a player discovery.

Scenario and materials

A control panel has four levers and three lamps. Invent a rule that connects lever positions to the lamps. The player must produce a target signal. Create three levels: discovering the rule, checking it and using it in an unexpected combination.

Paper prototype

Constraints

  • The same rule applies at every level.
  • Available information allows a solution without random trial and error.
  • The third level is harder because it combines conditions, not because it introduces a hidden rule.

Steps

  1. List the panel states and confirm the target states are reachable.
  2. Prepare three levels and a solution for each.
  3. Give them to someone who has not seen the rule. Record where they get stuck and revise the clues.

Deliverable

Three panel diagrams, the rule, solutions and a note from the new-player check.

Check your work

  • Each level has at least one known solution.
  • Clues agree with the rule.
  • Identify the specific discovery the player needs to make.

Reflect

Was the player struggling to understand the rule or to apply a rule they already understood?

Sources and further reading

Thematic inspiration: Challenges for Game Designers by Brenda Brathwaite and Ian Schreiber. These scenarios, constraints and checks are independently written around broad game-design learning topics. This is not a translation or a sequential retelling of the book exercises.

In collections

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