Girl Named Digit

A high school senior math whiz gets caught up in the FBI''s efforts to take down an ecoterrorist group in this explosive YA spy thriller debut."The perfect combo of Nancy Drew meets Pretty Little Liars." —Seventeen.comFor Farrah "Digit" Higgins, high school used to be about hanging with the popular crowd, trying to blend in and avoid getting outed as the math genius that she is. But after unlockin...