I Am Half-Sick of Shadows is by Alan Bradley. The fourth book in the Flavia de Luce series. It's Christmas time at Buckshaw and Flavia is planning to use her chemical expertise to trap Father Christmas as he comes to deliver presents. To help alleviate the family monetary trouble, Flavia's father has allowed a film crew into Buckshaw to film a movie staring the famous actress Phyllis Wyvern. Then Flavia finds Miss Wyvern murdered in the Blue Bedroom - and the fun really begins. Fans of this series will love this installment.
Ratings: 8th grade - 10 out of 10 - V (violence).