The thing you really want to do the most is challenge the Battle Frontier. Another goal you should aim for is catching all the Pokemon you can, and raising your team to Lvl 100.
in emerald how do you get aron pass and old sea chart ?
what do you mean by pass?
pass the sandstorm
Jaged pass by lavaridge! (:
go over with a plane
It is not possible to obtain the rainbow pass in Pokémon Emerald. It is only available in Pokémon FireRed and LeafGreen.
You may capture a Machop in Fiery Path or Jagged Pass in Pokemon Emerald.
Judged Pass
By going to elite four and you pass a tunnel.
try the marig tower
the route above fallabor town
You need to get the go-go goggles.