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Roy MacGregor
All books by Roy MacGregor
35 books
Attack on the Tower of London (#19)
Roy MacGregor
Danger in Dinosaur Valley (#10)
Roy MacGregor
Death Down Under (#15)
Roy MacGregor
Face-Off at the Alamo
Roy MacGregor
Horror on River Road (#14)
Roy MacGregor
Kidnapped in Sweden
Roy MacGregor
Murder at Hockey Camp
Roy MacGregor
Murder at the Winter Games (#18)
Roy MacGregor
Mystery at Lake Placid
Roy MacGregor
Nightmare in Nagano (#9)
Roy MacGregor
Panic in Pittsburgh
Roy MacGregor
Peril at the World's Biggest Hockey Tournament
Roy MacGregor
Power Play in Washington
Roy MacGregor
Reality Check in Detroit
Roy MacGregor
Screech Owl
Roy MacGregor
Screech Owls
Roy MacGregor
Sudden Death in New York City
Roy MacGregor
Terror in Florida
Roy MacGregor
The Boston Breakout
Roy MacGregor
The Complete Screech Owls
Roy MacGregor