Cam Jansen Children's Mystery Books Set by David Adler Lot 34 Includes the following books:1 The Mystery of the Stolen Diamonds 2 The Mystery of the UFO 3 The Mystery of the Dinosaur Bones 4 The Mystery of the Television Dog 5 The Mystery of the Gold Coin 6 The Mystery of the Babe Ruth Baseball 7 The Mystery of the Circus Clown 8 The Mystery of the Monster Movie 9 The Mystery of the Carnival Prize 10 The Mystery at the Monkey House 11 The Mystery of the Stolen Corn Popper 12 The Mystery of Flight 54 13 The Mystery at the Haunted House 14 The Chocolate Fudge Mystery 15 The Triceratops Pops Mystery 16 The Ghostly Mystery 17 The Scary Snake Mystery 18 The Catnapping Mystery 19 The Barking Treasure Mystery 20 The Birthday Mystery 21 The School Play Mystery 22 The First Day of School Mystery 23 The Tennis Tropy Mystery 24 The Snowy Day Mystery 25 The Valentine Baby Mystery 26 The Secret Service Mystery 27 The Mystery Writer Mystery 28 The Green School Mystery 29 The Basketball Mystery 30 The Wedding Cake Mystery 31 The Graduation Day Mystery 32 The Millionaire Mystery 33 The Spaghetti Max Mystery 34 The Joke House Mystery