Duck Derby Debacle by Carolyn Keene, and illustrator Peter Francis, Book 16 from the Nancy Drew Clue Book Series, River Heights is hosting a duck derby fund-raiser to raise money to install park benches by the pond. Nancy, Bess, and George ask May Strong if they can help by numbering the rubber duckies used in the race. The box holding the duckies has been taken from Nancy's doorstep. Will the girls solve the mystery of the duck-nappers before the Mayor finds out? Paperback, 96 pages. Ages 6-9 years old.