Danger in Zion National Park:...
Aaron Johnson,
India Johnson (Illustrator)
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The Maze of Bones
Rick Riordan
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Where's Waldo? the Boredom...
Martin Handford (Illustrator)
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The Voynich Manuscript
Raymond Clemens (Editor),
Deborah E Harkness (Introduction by)
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One False Note (the 39 Clues,...
Gordon Korman
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En Busca de la Entrada...
Rosario Ana
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Big Nate Boredom Buster
Lincoln Peirce (Illustrator)
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The Sword Thief (the 39 Clues...
Peter Lerangis
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Explorer Academy: The Tiger's...
Trudi Trueit
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Explorer Academy: The Dragon...
Trudi Trueit
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Secret Coders
Gene Luen Yang,
Mike Holmes (Illustrator)
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Cosmic Codes
Dr. Chuck Missler
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Book of Souls
Glenn Cooper
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How I Became a Spy: A Mystery...
Deborah Hopkinson
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Codes, Ciphers and Secret...
Martin Gardner
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Create Your Own Secret...
David J Peterson,
Ryan Goldsberry (Illustrator)
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The Eye of God
James Rollins
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The Bible Code
Michael Drosnin
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Genome
A.G. Riddle
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The Lost Symbol: Special...
Dan Brown
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Explorer Academy: The Star...
Trudi Trueit
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King & Kayla and the Case of...
Dori Hillestad Butler,
Nancy Meyers (Illustrator)
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Unbreakable: The Spies Who...
Rebecca E F Barone
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The Jefferson Key
Steve Berry
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