Measure the water and fill the target jars with correct amount of water. You will be given measurement cups. The faster you solve the puzzle, the more leves are unlocked. Energize your math skills and finish the 15 levels.rnrnrnUse mouse to click and drag on the screen. Click on a cup and drag the mouse to the bottom of the pipe to fill the cup. Do the same to the target jar to fill the target jar.