Can anyone help me with a book problem?

I'm looking for a young adult series.My grade level is pretty high(10th grade) for my age,but I read all the good finds I could think of.I read the Percy Jackson series,Harry Potter,a Series of Unfortunate Events,The Pigman,Switchers,Time Warp Trio,The Sisters Grimm,ect.So you pretty get my taste.I'm not looking for a some junk like twilight.Any Ideas?