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HH17 The Happy Hollisters and the Mystery in Skyscraper City Kindle Edition

$9.95 $4.98

A mysterious Chinese message tucked inside a book about New York City tunnels leads the Happy Hollisters to Chinatown in search of a long-lost treasure. While Mr. Hollister works with a toy manufacturer to perfect a new invention, the rest of the family explores New York City and learns about the Chinese way of life in Manhattan.

HH17. The Happy Hollisters and the Mystery in Skyscraper City

$9.95

A mysterious Chinese message tucked inside a book about New York City tunnels leads the Happy Hollisters to Chinatown in search of a long-lost treasure. While Mr. Hollister works with a toy manufacturer to perfect a new invention, the rest of the family explores New York City and learns about the Chinese way of life in Manhattan.

HH18. The Happy Hollisters and the Mystery of The Little Mermaid

$9.95

On their first adventure outside of the Western Hemisphere, the Happy Hollisters travel to Denmark for their summer vacation. During the flight to Copenhagen, the children meet a member of the Danish royal family’s staff who is carrying a valuable reproduction of the “Little Mermaid,” the famous statue that overlooks the harbor in Copenhagen. Upon landing in Denmark, the figurine goes missing, and the sleuthing begins!

Sale!

HH19. The Happy Hollisters and the Mystery at Missile Town Kindle Edition

$9.95 $4.98

The Happy Hollisters arrive in Florida to visit their cousins and Uncle Walt, a rocket expert at Patrick Air Force Base. They are immediately caught up in a mystery when an unmanned missile explodes and the rocket’s valuable nose cone is lost in the ocean. The Hollisters race against time—and a villainous band of treasure hunters—to see who will find the missing payload first.

Sale!

HH18. The Happy Hollisters and the Mystery of The Little Mermaid Kindle Edition

$9.95 $4.98

On their first adventure outside of the Western Hemisphere, the Happy Hollisters travel to Denmark for their summer vacation. During the flight to Copenhagen, the children meet a member of the Danish royal family’s staff who is carrying a valuable reproduction of the “Little Mermaid,” the famous statue that overlooks the harbor in Copenhagen. Upon landing in Denmark, the figurine goes missing, and the sleuthing begins!

HH19. The Happy Hollisters and the Mystery at Missile Town

$9.95

The Happy Hollisters arrive in Florida to visit their cousins and Uncle Walt, a rocket expert at Patrick Air Force Base. They are immediately caught up in a mystery when an unmanned missile explodes and the rocket’s valuable nose cone is lost in the ocean. The Hollisters race against time—and a villainous band of treasure hunters—to see who will find the missing payload first.

HH20. The Happy Hollisters and the Cowboy Mystery

$9.95

Flickering lights on a mountaintop lure the Happy Hollisters to Nevada to solve a mystery on the Tumbling K Ranch, the home of their friends Bunky and Gina Blair. The mystery deepens when they cross paths with antelope poachers and hear rumors of buried gold, and the Happy Hollisters spend many happy hours on horseback searching for clues to solve all of the mysterious goings-on.

Sale!

HH20. The Happy Hollisters and the Cowboy Mystery Kindle Edition

$9.95 $4.98

Flickering lights on a mountaintop lure the Happy Hollisters to Nevada to solve a mystery on the Tumbling K Ranch, the home of their friends Bunky and Gina Blair. The mystery deepens when they cross paths with antelope poachers and hear rumors of buried gold, and the Happy Hollisters spend many happy hours on horseback searching for clues to solve all of the mysterious goings-on.

HH21. The Happy Hollisters and the Haunted House Mystery

$9.95

GHOST HUNTER WANTED TO RID A HAUNTED HOUSE OF SPOOKS! APPLY MRS. NEELY. THE ANTIQUE HOUSE.  Their curiosity aroused over this unusual advertisement, Pete and Pam Hollister visit Mrs. Neeley to apply for the job.

Sale!

HH21. The Happy Hollisters and the Haunted House Mystery Kindle Edition

$9.95 $4.98

GHOST HUNTER WANTED TO RID A HAUNTED HOUSE OF SPOOKS! APPLY MRS. NEELY. THE ANTIQUE HOUSE. Their curiosity aroused over this unusual advertisement, Pete and Pam Hollister visit Mrs. Neeley to apply for the job.