Shifty McGifty and Slippery Sam
Train Trouble (2023)
The Spooky School Mystery (2026)
The Alien Invasion Mystery (2027)
The Rocky Road Mystery (2027)
The Spooky School Mystery (2026)
The Alien Invasion Mystery (2027)
The Rocky Road Mystery (2027)
Other books
Shifty McGifty and Slippery Sam (2013)
The Cat Burglar (2015)
The Diamond Chase (2016)
Up, Up and Away! (2017)
Jingle Bells (2017)
The Missing Masterpiece (2018)
The Aliens Are Coming! (2019)
Santa's Stolen Sleigh (2020)
Pirates Ahoy! (2022)
The Robber Ghost (2026) (with Steven Lenton)
The Cat Burglar (2015)
The Diamond Chase (2016)
Up, Up and Away! (2017)
Jingle Bells (2017)
The Missing Masterpiece (2018)
The Aliens Are Coming! (2019)
Santa's Stolen Sleigh (2020)
Pirates Ahoy! (2022)
The Robber Ghost (2026) (with Steven Lenton)