The Mystery of the Haunted Caves(2011)
(The first book in the Troop 13 Mystery series)
A novel by Penny Warner
Agatha Award Best Children/Young Adult Fiction
Thirteen-year-old Becca and her friends Sierra, CJ, and Jonnie are determined to win the gold medal for Troop 13 at the Gold Rush Jamboee. But they face stiff competition from the other troops - especially Troop 7, whose members love to pull pranks on them. When a mysterious clue hints at treasure buried in Camp Miwok's Haunted Caves, Becca and her friends are determined to get their hands on that, too - even if it means sneaking from camp, hanging out with bats, and being threatened by robbers . . .
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Used availability for Penny Warner's The Mystery of the Haunted Caves
August 2001 : USA Hardback
1762 : USA Mass Market Paperback
January 2001 : USA Paperback