Ron Roy

Mystery at the Washington Monument

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2009

The White Wolf

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2009

The Empty Envelope

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2009

Trouble at the Treasury

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2009

The X'ed-Out X-Ray

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2009

Fireworks at the FBI

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2009

The Jaguar's Jewel

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2009

The Bald Bandit

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2009

The Yellow Yacht

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2009

The Falcon's Feathers

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2009

The Orange Outlaw

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2009

Detective Camp

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2009

The Zombie Zone

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2005

Who Broke Lincoln's Thumb?

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2005

The vampire's vacation

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2004

The Unwilling Umpire

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2004

The School Skeleton

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2003

The Talking T. Rex

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2003

Panda Puzzle

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2002

The Runaway Racehorse

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2002

The quicksand question

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2002

The missing mummy

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2001

The Ninth Nugget

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2001

The lucky lottery

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2000

The Kidnapped King

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2000

Who cloned the President?

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2000