- Six ways to write a love letter, Jackson Pearce
- Ellie, engineer, Jackson Pearce ; illustrated by Tuesday Mourning
- Pip Bartlett's guide to unicorn training, Jackson Pearce & Maggie Stiefvater
- The doublecross (and other skills I learned as a superspy), Jackson Pearce
- The next level, Jackson Pearce ; illustrated by Tuesday Mourning
- Pip Bartlett's guide to magical creatures, a novel, Jackson Pearce and Maggie Stiefvater
- The inside job, (and other skills I learned as a superspy), Jackson Pearce
- In the spotlight, Jackson Pearce ; illustrated by Tuesday Mourning