Cass and the Bubble Street Gang
1 The Clubhouse Mystery (2017)
2 Making Millions (2017)
3 Diary Detectives (2018)
4 Scavenger Hunt (2019)
2 Making Millions (2017)
3 Diary Detectives (2018)
4 Scavenger Hunt (2019)
Omnibus editions
More Adventures of Cass and the Bubble Street Gang (2020)
The Adventures of Cass and the Bubble Street Gang (2020)
The Adventures of Cass and the Bubble Street Gang (2020)