yes
There are secret exits in levels look it up on youtube on the secret exits.
secret exits
In each level, there are wo exits, the main exit and the secret exit. Mohamed Hage
13; i think
There are not secret levels in this game.
look everywhere! {they might even be in the walls or secret exits.}
they are in secret red pipes in random levels
get the cannon in the worlds
Do you REALLY want to ruin all the fun?
super Mario bros. has 32 levels.
there are 12 levels in super Mario flash 2
Get to the cannon in World 4. You do that by finding the secret exit in one of the levels.