* "Fill meg dette!" (2007)
* "The Mystery of the Lost Fiddle" (2008)
* "Fiolinmysteriet" (2009)
* "The Phantom Fiolinist" (2010)
* "The Disappearing Fiolinist" (2011)
* "Den stjålne fiolinisten" (2012)
* "Fiolinistens hemmelighet" (2013)
* "Den dødelige fiolinisten" (2014)
* "The Vanishing Violinist" (2015)
* "Den fangede fiolinisten" (2016)
* "Den forrådte fiolinisten" (2017)
* "The Hunted Fiolinist" (2018)
* "The Fugitive Violinist" (2019)
* "The Reckoning" (2020)
Faktabøker:
* "The Complete Guide to Playing the Fiddle" (2007)
* "The Essential Fiddler's Handbook" (2008)
* "Fiddle Tunes for Beginners" (2009)
* "Fiddle Tunes for Intermediate Players" (2010)
* "Fiddle Tunes for Advanced Players" (2011)
* "Spillemannens følgesvenn" (2012)
* "The Fiddler's Guide to Improvisation" (2013)
* "Fiddler's Guide to Playing in a Band" (2014)
* "Fiddler's Guide to Composing Your Own Music" (2015)
* "The Fiddler's Guide to Recording Your Own Music" (2016)
* "Fiddler's Guide to Performing Your Own Music" (2017)
* "Fiddle's Guide to Teaching Yourself to Play the Fiddle" (2018)