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Clue trails playbook

Location-locked QR codes for clue trails

Turn arrival into part of the puzzle. Each placed carrier can hold a short next clue or an explicit link to the next part of the experience.

Good starting precisionNeighborhood to Tight / P6–P8
Friends following a clue through a stone passage into a city square at dusk
Place becomes part of the revealLocation-linked · Neighborhood to Tight / P6–P8

Design for the physical context.

The player has interpreted the previous clue, reached the intended landmark, and needs a clear confirmation plus the next direction.

The place should clarify why this content opens now. That creates a stronger interaction than treating location as decoration or an invisible gate.

Build the reveal around one clear action.

Keep the visitor’s instruction short: scan, allow precise location, scan once more.

  1. 01

    Map difficulty separately from GPS

    Let the riddle create challenge. Choose a cell that reliably rewards arrival instead of turning GPS noise into an accidental puzzle.

  2. 02

    Walk every transition

    Test each stop in sequence on a real phone, including the approach path and any boundary between neighboring cells.

  3. 03

    Write a useful locked-state hint

    Point players toward the intended landmark without giving away the clue or implying that their phone is broken.

Real venue / P7Exact cell boundary
Reported fix · 18 m accuracyInside exact cell
Across the streetOutside · stays locked
Cell
P7 · Venue
Dimensions here
≈114 × 153 m
Sample latitude
41.8819° N
Location confirmedThe signal found you.
Exact P7 rectangleDevice accuracy · 18 m radiusBoundary allowance · capped at 25 m

Start broad enough to reward arrival reliably.

Use P6 for forgiving city-scale stops, P7 for a venue or landmark area, and P8 only after outdoor testing confirms the tight cell is realistic.

The map shows the real geohash rectangle and latitude-adjusted dimensions. Phone accuracy is a separate uncertainty radius, and indoor conditions can change it.

Keep the content focused and mobile-ready.

Wormhole currently creates readable Text or explicit HTTPS Link reveals.

01

The next written clue

02

A link to an audio message

03

A confirmation phrase for a host

04

A final arrival message

Example wrong-location hint

The next clue is close, but this is not its cell. Look for the stone arch beside the garden.

Before opening

Test the place, not just the PNG.

  • 01Avoid Tight/P8 indoors or before genuine outdoor testing.
  • 02Keep clue text within the Classic carrier’s 140-byte limit.
  • 03Do not promise identity, attendance, or anti-cheat guarantees.
  • 04Plan a human fallback for accessibility and GPS edge cases.

Try the pattern

Make the first reveal for where you are now.