Got a sixth sense for trouble? Read on, buster. Our favorite girl detective calls on her gut instincts in an exciting grand finale of the Ruby Redfort series. R

Thirteen-year-old Ruby, a genius code-cracker and daring detective, gets an anonymous call setting a challenge that leads her to the headquarters of Spectrum, a

Say goodbye to Ruby Redfort: every smart kid's smart kid. The mind-blowing conclusion to the thrilling series by award-winning author Lauren Child. Ruby Redfort

Say goodbye to Ruby Redfort: every smart kid's smart kid. The mind-blowing conclusion to the thrilling series by award-winning author Lauren Child. Ruby Redfort

Ruby Redfort: Undercover agent, code-cracker and thirteen-year-old genius – there’s nothing average about her. Only this time it’s an adventure in the wil