The secret cellar /
Michael D. Beil.
- 1st ed.
- New York : Alfred A. Knopf, c2012.
- 274 p. ; 22 cm.
- Red Blazer Girls .
- Beil, Michael D. Red Blazer Girls. .
When Sophie finds a secret message in the antique fountain pen she bought for her father, she and her friends become involved in a treasure hunt devised by the pen's previous owner, whose house is full of puzzles that protect a hidden treasure.