Three complete stories in one collection! Includes The Chocolate Sundae Mystery, The Mystery of the Hot Air Balloon, and The Mystery Bookstore.

Three complete stories in one collection! This volume includes The Mystery Horse, The Mystery at the Dog Show, and The Castle Mystery.

Three complete stories in one collection! Includes The Mystery of the Singing Ghost, The Mystery in the Snow, and The Pizza Mystery.

Three complete stories in one collection! Includes The Mystery Girl, The Mystery Cruise, and The Disappearing Friend Mystery. In The Mystery Girl, Henry, Jessie, Violet, and Benny are working in a general store to help out a friend of Aunt Jane’s. It seems to the children that the young girl who works in the store is behaving very strangely. She seems nervous and won’t answer any questions about her past. Then a strange man comes to the store asking about her. What secret is the mystery girl hiding?

Three stories in one collection! This volume includes The Amusement Park Mystery, The Mystery of the Mixed-Up Zoo, and The Camp-Out Mystery. In The Mystery of the Mixed-Up Zoo, the zoo is wonderful - it has seals and giraffes and elephants and tigers, and Benny’s favorite, a little monkey named Amos. It also has a mystery. Someone is mixing up signs, switching off electricity, and endangering the animals’ lives. If the Boxcar Children want to save the animals, they’ll have to solve the mystery - and fast!

Three complete stories in one collection! Includes The Mystery on Stage, The Dinosaur Mystery, and The Mystery of the Stolen Music.

Three complete stories in one collection! Includes The Mystery of the Stolen Boxcar, The Mystery in the Cave, and The Mystery on the Train.

This volume includes: Benny Uncovers a Mystery, The Haunted Cabin Mystery, and The Deserted Library Mystery. In The Haunted Cabin Mystery, the Aldens are going with grandfather to visit his friend, old Cap Lambert, a retired riverboat pilot who lives in a cabin in the woods. To get there, the Boxcar Children take a wonderful trip down the Mississippi in a paddlewheel boat. But when they arrive at Cap Lambert’s cabin, they find some mysterious things are going on. Spooky phone calls, eerie flickering lights, strange dark figures. Is the cabin haunted?

Three complete stories in one collection! Includes Mystery in the Sand, Mystery Behind the Wall, and Bus Station Mystery. In Mystery in the Sand, the Alden family is spending sunny days at the shore and summer nights in the mobile home right on the beach! One morning, Benny finds a gold necklace in the sand, and a search for its owner begins a trail of clues that leads to Tower House, the strange old mansion nearby. What will the Boxcar Children find there?

This volume includes: The Animal Shelter Mystery, The Old Motel Mystery, and The Mystery of the Hidden Painting. In The Mystery of the Hidden Painting, the Aldens find a mysterious painting hidden in the attic. The children learn that it is a portrait of their grandmother, whom they never knew, wearing the necklace Grandfather gave her when they were married. The necklace disappeared on their first anniversary - and was never found. Can the Boxcar Children track down a necklace missing for so many years?