The Mystery of the Hot Air Balloon (The Boxcar Children Mysteries #47)

#22 · The Animal Shelter Mystery (The Boxcar Children Mysteries #22) #23 · The Old Motel Mystery (The Boxcar Children Mysteries #23) #24 · The Mystery of the Hidden Painting (The Boxcar Children Mysteries #24) #28 · The Mystery Girl (The Boxcar Children Mysteries #28) #29 · The Mystery Cruise (The Boxcar Children Mysteries #29) #30 · The Disappearing Friend Mystery (The Boxcar Children Mysteries #30) #33 · The Pizza Mystery (The Boxcar Children Mysteries #33) #36 · The Castle Mystery (The Boxcar Children Mysteries #36) #37 · The Mystery of the Lost Village (The Boxcar Children Mysteries #37) #38 · The Mystery of the Purple Pool (The Boxcar Children Mysteries #38) #39 · The Ghost Ship Mystery (The Boxcar Children Mysteries #39) #40 · The Canoe Trip Mystery (The Boxcar Children Mysteries #40) #41 · The Mystery of the Hidden Beach (The Boxcar Children Mysteries #41) #43 · The Mystery on Stage (Boxcar Children Mysteries #43) #44 · The Dinosaur Mystery (The Boxcar Children Mysteries #44) #45 · The Mystery of the Stolen Music (The Boxcar Children Mysteries #45) #46 · The Chocolate Sundae Mystery (The Boxcar Children Mysteries #46) #47 · The Mystery of the Hot Air Balloon (The Boxcar Children Mysteries #47) #48 · The Mystery Bookstore (The Boxcar Children Mysteries #48) #49 · The Mystery of the Stolen Boxcar (The Boxcar Children Mysteries #49) #50 · The Mystery in the Cave (The Boxcar Children Mysteries #50) #51 · The Mystery on the Train (The Boxcar Children Mysteries #51) #52 · The Mystery of the Lost Mine (Boxcar Children Mysteries #52) #53 · The Guide Dog Mystery (The Boxcar Children Mysteries #53) #54 · The Hurricane Mystery (The Boxcar Children Mysteries #54) #55 · The Mystery of the Secret Message (The Boxcar Children Mysteries #55) #56 · The Firehouse Mystery (The Boxcar Children Mysteries #56) #57 · The Mystery in San Francisco (The Boxcar Children Mysteries #57) #59 · The Outer Space Mystery (Boxcar Children Mysteries, Book 59) #61 · The Growling Bear Mystery (The Boxcar Children Mysteries #61) #64 · The Black Pearl Mystery (The Boxcar Children Mysteries #64) #66 · The Panther Mystery (The Boxcar Children Mysteries #66) #71 · The Ghost Town Mystery (The Boxcar Children Mysteries #71) #72 · The Mystery in the Mall (The Boxcar Children Mysteries #72) #77 · The Mystery of the Wild Ponies (The Boxcar Children Mysteries #77) #78 · The Mystery in the Computer Game (The Boxcar Children Mysteries #78) #79 · The Mystery at the Crooked House (The Boxcar Children Mysteries #79) #81 · The Mystery of the Midnight Dog (The Boxcar Children Mysteries #81) #83 · The Copycat Mystery (The Boxcar Children Mysteries #83) #84 · The Haunted Clock Tower Mystery (The Boxcar Children Mysteries #84) #85 · The Disappearing Staircase Mystery (The Boxcar Children Mysteries #85) #86 · The Mystery on Blizzard Mountain (The Boxcar Children Mysteries #86) #87 · The Mystery of the Spider's Clue (The Boxcar Children Mysteries #87) #88 · The Mystery of the Mummy's Curse (The Boxcar Children Mysteries #88) #89 · The Mystery of the Star Ruby (The Boxcar Children Mysteries #89) #91 · The Mystery at Skeleton Point (The Boxcar Children Mysteries #91) #93 · The Comic Book Mystery (The Boxcar Children Mysteries #93) #94 · The Ice Cream Mystery (The Boxcar Children Mysteries #94) #95 · The Midnight Mystery (The Boxcar Children Mysteries #95) #99 · The Finders Keepers Mystery (The Boxcar Children Mysteries #99) #100 · The Mystery of the Haunted Boxcar (The Boxcar Children Mysteries #100) #102 · The Ghost of the Chattering Bones (The Boxcar Children Mysteries #102) #103 · The Sword of the Silver Knight (The Boxcar Children Mysteries #103) #104 · The Game Store Mystery (The Boxcar Children Mysteries #104) #105 · The Mystery of the Orphan Train (The Boxcar Children Mysteries #105) #106 · The Vanishing Passenger (The Boxcar Children Mysteries #106) #108 · The Creature in Ogopogo Lake (The Boxcar Children Mysteries #108)