A clear player decision.
Observation, logic, memory or timing determines the result. The game has no payout mechanism.
A black-and-white toggle puzzleTurn the stone.
Turn the stone.
Clear the wave.
Each calçada press flips one stone and its four neighbours. Transform the full pavement into pale limestone and clear three Lisbon wave patterns.
Open the pavementPTFREE PLAY
NO PURCHASE
NO PURCHASE
PORTUGAL FIELD GAME
Calçada Toggle Board
Press a stone to flip it and its neighbours. Make the entire board white.
Built from its landscape.
Regional craft, water, architecture and working instruments shape both the visual system and the rules.
Nothing is wagered.
No account, payment, cash prize or redeemable item is offered. A best result may stay on this device.