Use the items in each level to connect electricity from the source to the target.
Use the mouse to drag items on or off the game board. With items that can be flipped, click on them to reverse their directions.
Press and hold Space bar to show movable items.
******** Walkthrough Notice ********
Some of the walkthrough (specially for level 37, 38) available on the net are from an old design of the game before finished. They might not match the game. In that case, please see the other user's comments on the walkthrough video for the correct solution.