A third mystery for thirteen-year-old Agatha Oddly – a bold, determined heroine, and the star of this stylish new detective series.

Agatha Oddlow has been a detective for as long as she can remember -- she's just been waiting for her first big case. And nothing gets bigger than saving the Ci

Agatha’s been a detective for as long as she can remember. But can she crack the case in these three mysteries: The Secret Key, Murder at the Museum and The S

"New York Times"-bestselling author Harris has delighted fans with her mystery series featuring small-town waitress-turned-paranormal sleuth Sookie Stackhouse.

Turn on your torches and join Aveline Jones! Aveline is thrilled when she discovers that the holiday cottage her mum has rented for the summer is beside a stone