The lights aren't working! Is there something wrong with the circuit? It seems that the workers have not connected the circuits correctly, so you need to do it yourself. You just turn the block, successfully connect the circuit, and the light will come on! Different colors of lights need to be connected with the same color line, other colors cannot be connected successfully!
Tap to play.
This video is the solution for Roll the Flow game. Here you will find the answer for each level of the first Roll the Flow game.