Leven Thumps and the Gateway to Foo
2005
Leven Thumps and the Whispered Secret
2006
Professor Winsnicker's Book of Proper Etiquette for Well-Mannered Sycophants
2007
Leven Thumps and the Eyes of the Want
2007
Leven Thumps and the Wrath of Ezra
2008
Leven Thumps and the Ruins of Alder
2009