Game Description

Bridges, also known as Hashiwokakero is a logic puzzle with simple rules and challenging solutions.

Bridges is played on a rectangular grid with no standard size. Some cells start out with numbers from 1 to 8 inclusive; these are the islands. The rest of the cells are empty.

The goal is to connect all of the islands into a single connected group by drawing a series of bridges between the islands.

The bridges must follow certain criteria:

  • They must begin and end at distinct islands, travelling a straight line in between.
  • They must not cross any other bridges or islands; They may only run orthogonally.
  • At most two bridges connect a pair of islands.
  • The number of bridges connected to each island must match the number on that island.


  • Left click an island and drag toward another island.
  • Release the mouse when both islands are hightlighted.