Hashi puzzles can be played interactively on the computer, offering many features and advantages compared to pencil and paper. This section explains everything about how to play Hashi on the computer. If you are not yet familiar with the puzzle rules, please go to Hashi rules.
Connecting and removing bridges
Hashi interactive is played by connecting bridges between islands. Point mouse on an island, move arrow in the direction of the bridge you want to connect and click when only one bridge area remains highlighted. First click connects one bridge, second click connects a second bridges and the third click removes all bridges.
When the correct number of bridges is connected to an island, the corresponding clue inside the island will turn green and an X will appear to indicate the island is completed.
Highlighting island segments
Highlighting an island segment is helpful when checking whether isolation is about to occur. To highlight an island segment, click mouse on any of the islands belonging to the segment.
All game functions are accessed through the toolbar. For some toolbar buttons, keyboard shortcut keys are also available as listed below. Toolbar may be positioned horizontally or vertically using the rotate button on the left edge, and relocated anywhere in the game by dragging its frame.
Enlarge small puzzles for best viewing on your screen.
Reduce large puzzles for best fit on your screen.
Undo (Keyboard: U)
Go back as many steps in the game as you want.
Redo (Keyboard: R)
Go forward after using Undo as many steps as you want.
Restart puzzle to solve from the beginning.
Check puzzle (Keyboard: C)
Check all connected bridges for errors.
Show elapsed solving time.
Show solution of the puzzle. Using this button will also end the game.
Open Preferences dialog box. New preferences will be automatically saved on the computer.
Open About dialog box to see puzzle size, difficulty, ID, title and other information.
Open Hashi Interactive page you are reading now.
Open Print dialog box. New print options will be automatically saved on the computer.
Save puzzle (Keyboard: S)
Save current state of the puzzle.