Magic Scholar
I can recite the Twelve Trigonomystiks from memory, and I've read all the Moon-Opal Analects. I favor the Vallander Folio, but I do concede that the Braytonburg Folio is more concise.
Type: Campaign
Campaign Setting: Scales of War Adventure Path
Good Background: Eladrin.
Benefit: You add Arcana and History to your class skill list, and you gain a +1 bonus to Arcana and History checks.
Published in Dragon Magazine 366, page(s) 55.