Fuel Crystals

Upon the completion of each I SPY riddle in the Blast Off adventure, you earn a fuel crystal. A clue appears at the bottom of the screen telling you where to find the fuel crystal. Search the screen and click the crystal to add it to your collection.

1. Use the clue to locate the fuel crystal.
2. Click for help.
3. Click to take your fuel crystal.
4. Click to return to the previous screen.