Bird zone Secret level
Immediately after you ring the bell in the first Bird zone level get Fire power and go to the top where you can jump Find the two spinable blocks and jump very close to the same location to reveal one to five hidden blocks Flame the two blocks and go in the tube Get past the enemies to reach a doorway with a star on top of the gate Complete the secret level to go to the Boss level
Hippopotamus zone Money
Go further into the level where there is a cloud that resembles a club on a deck of playing cards If you cannot find it there is a cloud that looks like an arrow that points to it Fly up into the right side of that cloud and a money bag 50 coins will appear
Lose a life without losing coins
The game will automatically save To keep your coins after you losing a life immediately turn off the game when you lose your last life You should have all the coins you had before and still have all the levels you previously completed
Save a life
When Mario loses a life and jumps in the air pause game play and press Select You should be outside the level with the same amount of lives Note This has no effect in the Castle zone