After you defeat Flannery and exit the gym, your rival will appear and give you the Go Goggles. As long as you have these in your bag you can walk through the sandstorm without any trouble.
you have to go to the shipyard and talk to a guy named dock then you go in the museum
go to the action replay and use WALK ANYWHERE! or you go north and across the path under the cycling road and get a bike from Rydles bike shop in Mauville
Go to the ship port below the museum, head up, talk to the guy looking at blueprints, go back out, and the magmas are gone byebye. You need 50$ to go in to the museum.
I'm assuming you're referring to Roxanne?
I beat her with a level 7 Shroomish. Get one make sure it has absorb and stun spore.
go upstaires and battle the boss
Like ruby and sapphire, it is north of slateport city, south of mauville city. Easier to reach from slateport city.
Slateport city.
slateport city Pokemon mart
the third badge in sapphire is at mauville city(north of slateport city)
The Name Rater is in Slateport City, in the building to the left of the Pokemon Center.
You get it from the little girl in slateport city
There isn't one.
In Slateport City, to the left of the Pokemon center.
In Slateport City, the contest hall is close to the northern exit, just to the left of it.
You have to evolve a gulpin, which are common in the area above Slateport City
In slateport city but this is only in ruby and sapphire and emerald.
North of Slateport city on route 110.