Stop traffic and turtles don't dive underwater:
  Press A, B, B, LEFT, RIGHT, UP, B, A during game play. If it's done correctly,
  a traffic light should appear and stop all traffic, and turtles will no longer
  dive underwater.

Cheat menu:
  On the high score screen after you run out of lives type in A, B, A, B,
  Select, Start. Return to the main menu to access the new CHEAT menu.


Cheats by Felipe Gerhard - felipe.gerhard@gmx.net