First, you need to get the ruby and the sapphire in leafgreen, thenyou just hook them up using a cord (you can't do this with a ds, only with a GBA)
Pokemon Emerald: Birth Island Pokemon Sapphire: Trade from Pokemon FireRed, LeafGreen, or Emerald. Pokemon Ruby: Trade from Pokemon FireRed, LeafGreen, or Emerald.
yes you can trade pokemon leafgreen pokemon to pokemon emerald version same as pokemon fire.
TRADE FROM EMERALD
Trade with Emerald.
You trade from Pokemon FireRed/LeafGreen
it's not in emerald,you have to trade from leafgreen or firered
Trade a charmander from firered or leafgreen to emerald.
Aipom is not available in leafgreen have Emerald or Pokemon Colosseum trade you one.
you cant get it you have to trade from emerald
Trade from FireRed/LeafGreen
Trade from FireRed or LeafGreen.
Trade from FireRed or LeafGreen.