Water is Needed

Introduction

There is a factory on the outskirts of buildable finish found fatal problem - the terrain is too high ! Severe water shortages , could not work . Dig into the factory to guide the water to ensure the normal operation of the plant .

Note

Collect more gems, precious stones and some points must be used to upgrade , or can not pass !

Operation

Click and drag to eliminate dirt , the water to the bottom of the pipe factory , click on the bombs to move into the right position , click ？on the top left get tips.