Breathe

2014

Hugo and Miles in I've Painted Everything

2007

Linus the Little Yellow Pencil

2019

Mystery Ride!

2008

The Boy Who Cried Bigfoot!

2013

The Extincts

Flight of the Mammoth (The Extincts #2): A Graphic Novel

2023

The Extincts

Quest for the Unicorn Horn

2022

There's No Place Like Gnome's

2025