Try to move a ship wheel into another ship wheel to get a funny combo.
Keep in mind that the Jewel Board always after it is finished, also if the level ends before you used all ship wheels.
Click on the gold tile in the info box and it will take away the jewels briefly so you can take a quick peek.
Go to the bottom of your screen to get info about your move trackers and those countdown timers. Also don't forget to look at the top of your screen which shows you all goals and work hints about bells and gold tiles. btw. in order to ring those bells you need to sliding the ship wheels.
Replay goals in order to earn more stars for higher scores or points.