All Rights Reserved. This puzzle shows many of the elements used to make transistors. Another helpful clue is that the colors match vertically. There are many possible paths to the solution. Each may require different numbers of moves.
Some people prefer to solve the outer parts of the puzzle first.
Image of chart showing location of the puzzle goes here Solving the puzzle To solve the puzzle, decide where you want a tile to go, and imagine a loop that includes that tile, its destination, and the empty square. Then move tiles around in that loop. Each time you reload the page, the puzzle starts with a new random display. Some configurations may be easier to solve than others. If all else fails, see the solved puzzle .