TWO mysterious mysteries in one big Billie B Brown book! Billie has started a secret mystery club with her friends. There are lots of mysteries to solve!     Spooky House: Billie and her friends dare each other to explore the spooky house at the end of the street. They are sure it’s haunted. Sooo scary!   Code Breakers: One day Billie and Jack find a note hidden under a rock at school. It seems to be written in code! It’s time the two friends put their code-breaking skills to the test.  A Billie B Mystery is a spin-off series featuring the same cast of favourite characters from the best-selling Billie B Brown junior fiction series.