Solving the plant problem in the last level (Level 40):
  1. Take the first plant in the second group of plants. It will spit you out of another plant.
  2. Escape from this plant and take the top plant of the four. This will spit you out between two more plants.
  3. Take the left-most plant and get the Star Gem! Immediately give it to Noj and all the robots turn to gold.
To Select Levels

  1. Choose your character.
  2. Start the game, but DO NOT move your character.
  3. Press the OPTION 1 button, this will take you to Level 5.
  4. Repeat this to go to Levels 10, 15, and 20.