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History

The Enola Holmes Mysteries by Nancy Springer(883)
The Crime Book by DK(879)
Spy School Revolution by Stuart Gibbs(578)
Killer by Francine Pascal(567)
Good Code, Bad Code by Tom Long(556)
Top Marks For Murder by Robin Stevens(551)
Mr. Lemoncello and the Titanium Ticket by Chris Grabenstein(542)
Spy School at Sea by Stuart Gibbs(533)
Anthony Horowitz (Ed.) by The Puffin Book of Horror Stories(432)
The Skulduggery Pleasant Grimoire (Skulduggery Pleasant) by Derek Landy(432)
Lola Benko, Treasure Hunter by Beth Mcmullen(395)
Boxcar Children by Gertrude Chandler Warner(377)
Luck of the Titanic by Stacey Lee(375)
Skulduggery Pleasant 06: Death Bringer by Derek Landy(370)
Chosen at Nightfall by C. C. Hunter(366)
Undercover Tales by unknow(364)
Sabotage At Willow Woods by Carolyn Keene(348)
Roman Mysteries Complete Collection by Caroline Lawrence(342)
the Boxer and the Spy (2008) by Parker Robert B(342)
Hardy Boys Mysteries - 019 The Disappearing Floor by Franklin W. Dixon(334)