he is in the bottom house on the left by the gym in eterna city
Professor oak is in eterna city.go to the bottom left house right by the bicycle road. and there he is
you can thank me Brett McDowell age 9
Well, I also know that you can see him after you obtain ALL of your Pokemon in your pokedex.. I think the other thing is true I'm not sure.
get all the Pokemon in your pokedex from sinnoh then talk to professor rowan and oak will give it to ya
Complete the Sinnoh dex then go to professor rowen for it professor oak, he will enter the room and give you it.
Roaming around the main continent.
You have to see every pokemon in the regional pokedex. Then you have to obtain the national pokedex from i think professor oak or professor rowan.
first you must get the national pokedex then talk to professor oak in jublife city he going to say there is three lengengl Pokemon zaptos,moltrees,artinuco
The Pokeradar is an item that you get in Pokemon Platinum. You get it from Professor Oak after completing the Shinoh Pokedex.
Speak with Professor oak he will tell you about them and then they come
Bottom-left in eterna
Professor Oak Is The Professor From Kanto(The Original Professor) Who Came To Sinnoh Because He Heard That Articuno,Zapdos,And Moltres Had Come To Sinnoh.
he doesn't
In Pokemon Platinum to get the National Dex you will need to have seen all 210 Pokemon in the Sinnoh Dex then talk to Professor Rowan and then after a while Professor Oak will give you the National Dex!
get all the Pokemon in your pokedex from sinnoh then talk to professor rowan and oak will give it to ya
Complete the Sinnoh dex then go to professor rowen for it professor oak, he will enter the room and give you it.
You can trade from Platinum to SoulSilver as soon as you have received the regional Dex from Professor Rowan in Pokémon Platinum and as soon as you have received the regional Dex from Professor Oak in Mr. Pokémon's House in Pokémon SoulSilver.
Roaming around the main continent.
You have to see every pokemon in the regional pokedex. Then you have to obtain the national pokedex from i think professor oak or professor rowan.
I believe you meet him after completing the Sinnoh Pokedex. Then he will update your pokedex to national.