"Oh..." They're going to help? Wormmon hadn't even meant that, this is so NICE! He shuffles, bashful, and streeetches up to point a little more. "History..."

There are, indeed, some history books on this shelf. The fact that they are the history of, say, "The Great Digimon Hopscotch Race" and "Digimon Fashion: An Evolution of Style" does not appear to bother him.