The Report Card — Andrew Clements

SHHHHHH
Nora Rose Rowley is a genius, but don't tell anyone. She's managed to make it to fifth grade without anyone figuring out that she's not just an ordinary kid, and she wants to keep it that way.

But then Nora gets fed up with the importance everyone attaches to test scores and grades, and she purposely brings home a terrible report card just to prove a point. Suddenly the attention she's successfully avoided all her life is focused on her, and her secret is out. And that's when things start to get really complicated....