- The Ten Tiny Aliens-serien (2007-2009)
- The Dreamspell-serien (2008-2012)
- The Black Witch Chronicles-serien (2019)
- The Eighth Witch-serien (2021-2022)
- The Witch Hunter-serien (2022)
Noveller
- The Ten Tiny Aliens Guide to Talking to Other Species (2008)
- The Ten Tiny Aliens Christmas Special (2009)
- The Dreamspell Chronicles:The Dreamspell Oracle (2011)
- The Black Witch Chronicles:The Black Witch's Curse (2019)
- The Black Witch Chronicles:The Black Witch's Revenge (2020)
- The Black Witch Chronicles:The Black Witch's War (2021)
- The Eighth Witch Chronicles:The Eighth Witch's Secret (2021)
- The Witch Hunter Chronicles:The Witch Hunter's Apprentice (2022)
noveller
- "De ti små udlændinge og den forsvundne planet" (2008)
- "De ti små udlændinge og tidsforskydningen" (2008)
- "The Ten Tiny Aliens and the Clone Army" (2009)
- "De ti små udlændinge og robotinvasionen" (2009)
- "The Dreamspell Chronicles:The Dreamspell Apprentice" (2011)
- "The Dreamspell Chronicles:The Dreamspell Warrior" (2011)
- "The Dreamspell Chronicles:The Dreamspell Master" (2012)
- "The Black Witch Chronicles:The Black Witch's Apprentice" (2019)
- "The Eighth Witch Chronicles:The Eighth Witch's Apprentice" (2021)
- "The Witch Hunter Chronicles:The Witch Hunter's Apprentice" (2022)
Andet
- The Ten Tiny Aliens Activity Book (2008)
- The Dreamspell Chronicles Activity Book (2011)