Press P during game play and enter the options menu. Highlight the "Resume Game" option and press B, A, C, A, B, A, LS, LS + RS, X(2). A screen with a small skull will appear to confirm correct code entry. Press LS, A, B, LS, A, B, X(3). The Free Flight Zone is an Ice World that is of unlimited length with no opponents. It can be used to practice flying skills.