In the meantime, related games you might love:
Connect the ends of the circuit to give it power!
Twist and turn to match the pattern!
Race to make the right shape!
Connect the roads and light up the path!
Tap on a tile, then tap on another tile on the same plane to switch them. Keep going until all endpoints of the same color connect.
Click on a tile, then click on another tile on the same plane to switch their places. Keep switching tiles until all endpoints of the same color are connected.