How I Survived Middle School Series.: The New Girl by Nancy Krulik

It's the annual statewide history test challenge, and Joyce Kilmer Middle School has never had a finalist-- until now! This year, there are two finalists, and they're both Jenny's friends. But one finalist isn't known for finishing at the top of the class, and The Pops figure someone must have cheated. The next day, the word is out all over the school! Could it be true? Is one of Jenny's friends a cheater?