Ron Roy

The haunted hotel

The deadly dungeon

Who cloned the President?

The ninth nugget (A to Z mysteries)

The runaway racehorse

The kidnapped king

Unwilling Umpire (A to Z Mysteries (Sagebrush))

The shadow in the pond

The Canary Caper

The invisible island

The goose's gold

The lucky lottery

A to Z Mysteries The Absent Author

Kidnapped at the Capital

Mystery at the Washington Monument (A Stepping Stone Book(TM))

Where's Buddy?

Bats in the Castle

The missing mummy

Capital Mysteries #9

Sleepy Hollow sleepover

The talking T. Rex

Colossal fossil

The quicksand question

The vampire's vacation

Who broke Lincoln's thumb?

The Bald Bandit

The school skeleton

The zombie zone

The absent author

The Absent Author (A Stepping Stone Book(TM))

Someone Is Following Pip Ramsey

Three ducks went wandering

White Wolf (A to Z Mysteries (Paperback))

A to Z Mysteries

School Skeleton

February Friend

X'ed-Out X-Ray

Three Ducks Went Wandering

to Z Mysteries Super Edition #14

to Z Animal Mysteries #1