Did the teacher at least spend time discussing it, or did they just lay it on you and let you sort it out for yourselves? Either way, that's pretty early!
Same here. We read FFA, The Veldt, The Tell Tale Heart, All Summer in a Day, and a few other short stories in some "advanced readers class," that we had to go to the library once a week to attend.
I think they were trying to fuck up all the smart kids.