safari zone (fishing wit supe rod)
In meteor falls.
Catch lots of dratinis or get one from Pokemon colosseum or Pokemon xd gale of darkness.
you should go to gamestop
Piplup does not exist in Pokemon LeafGreen or FireRed.
You cannot catch houndour in Pokemon leafgreen either get one from Pokemon emerald or Pokemon colosseum.
it's in pokemon leafgreen
In the grass...
in Pokemon tower btw i LOVE Pokemon
On six island go south and use surf you should find an item that's the dragon scale.
I don't really know about Pokemon leafgreen, but in Pokemon red you can get it in seafoam islands. Hope this helps!
No, you cannot find cyndaquil in LeafGreen.
off of a Pokemon event or trade of Pokemon colleseum