There's some good deals on EBay actually, though of course you'd have to bid: shop.ebay.com/items/_W0QQ_nkwZvulcanQ20e... If you want to try locally, hit up google maps for costume shops in your area. You'll have an easier time as we get closer to Halloween, when I'm sure Spock costumes will be back in style. Or as much as Spock costumes can be in style.
They mostly seem to run about $10 and up - there are all different kinds of ears and ear tips. I have the links to start you off posted at the Leonard Nimoy page here mahalo.com/leonard-nimoy.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.