PERFECT CRIME (Three Mystery Thrillers): Sudden Anger, Accidentally on Purpose, Dead Secret

Gracie Greene has secrets.

Sudden Anger
Many people had reason to kill the victim, and they tried 'til they got it right. You'd think that would leave plenty of clues, but they don't add up right. Can a 16-yr-old.

Accidentally on Purpose
A teacher was found dead and a lot of other students have had accidents, some serious. Gracie Greene's not so sure they were accidents, but can she find the pattern and motive before someone else dies?

Dead Secret
At 18 years old Gracie Greene has already solved 2 murders. Now she finds herself a suspect in a 3rd murder and must solve it to clear herself.