- This is the tree we planted, Kate McMullan ; illustrated by Alison Friend
- I'm bad!, Kate & Jim McMullan
- I'm dirty!, Kate & Jim McMullan
- I'm big!, Kate & Jim McMullan
- I stink!, Kate & Jim McMullan
- I'm fast!, Kate & Jim McMullan
- Knight for a day, by Kate McMullan ; illustrated by Bill Basso
- McMullan, Kate, Dragon Slayers' Academy, 5
- I'm fast!, by Kate & Jim McMullan
- I'm brave!, Kate & Jim McMullan
- I'm smart!, Kate & Jim McMullan
- McMullan, Kate, Myth-o-mania, bk. 9
- Fluffy meets the Tooth Fairy, by Kate McMullan ; illustrated by Mavis Smith
- Pearl and wagner, five days till summer, by Kate McMullan ; pictures by R.W. Alley
- McMullan, Kate, Myth-o-mania, bk. 10
- If you were my bunny, by Kate McMullan ; illustrated by David McPhail
- I stink!, Kate & Jim McMullan
- I'm dirty!, Kate & Jim McMullan
- Fluffy's Valentine's Day, by Kate McMullan ; illustrated by Mavis Smith
- As warm as the sun, Kate and Jim McMullan
- I'm fast!, book by Kate and Jim McMullan
- I'm brave!, by Kate & Jim McMullan
- I'm bad!, Kate & Jim McMullan
- Get lost, Odysseus, by Kate McMullan
- I'm fast!, Kate & Jim McMullan
- Pearl and Wagner, two good friends, by Kate McMullan ; pictures by R.W. Alley
- How do you take a bath?, Kate McMullan ; illustrated by Sydney Hanson
- Pearl and Wagner, four eyes, by Kate McMullan ; pictures by R.W. Alley
- I stink!, Kate & Jim McMullan
- Mama's kisses, Kate McMullan ; Illustrated by Tao Nyeu
- Pearl and Wagner, one funny day, Kate McMullan ; pictures by R.W. Alley
- Fluffy goes apple picking, by Kate McMullan ; illustrated by Mavis Smith
- Hit the road, Helen!, by Kate McMullan
- McMullan, Kate, Penguin young readers. Level 3
- As warm as the sun, Kate and Jim McMullan
- This is the tree we planted, Kate McMullan ; illustrated by Alison Friend
- I'm big!, Kate & Jim McMullan
- Fluffy meets the groundhog, by Kate McMullan ; illustrated by Mavis Smith
- I'm dirty, Kate & Jim McMullan
- I'm tough!, Kate & Jim McMullan
- Pearl and Wagner, three secrets, by Kate McMullan ; pictures by R. W. Alley
- If you were my bunny, Kate McMullan ; illustrated by David McPhail
- Pearl and Wagner, by Kate McMullan ; pictures by R. W. Alley
- Happy springtime!, by Kate McMullan ; pictures by Sujean Rim
- Fluffy meets the dinosaurs, by Kate McMullan ; illustrated by Mavis Smith
- How do you go to sleep?, by Kate McMullan ; illustrated by Sydney Hanson
- Pearl and Wagner, Four Eyes, by Kate McMullan ; pictures by R. W. Alley
- Dinosaur hunters, by Kate McMullan ; illustrated by John R. Jones
- Fluffy goes to school, by Kate McMullan ; illustrated by Mavis Smith
- I'm cool!, Kate & Jim McMullan