- Bystander, James Preller
- The case of the snowboarding superstar, the case of the snowman, James Preller
- The case of the spooky sleepover, by James Preller ; illustrated by John Speirs ; cover illustration by R.W. Alley
- Before you go, a novel by James Preller
- Bystander, James Preller
- The case of the frog-jumping contest, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- Bystander, by James Preller
- The case of the marshmallow monster, James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- The case of the race against time, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- I scream, you scream!, scary tales, James Preller ; illustrated by Iacopo Bruno
- The case of the glow-in-the-dark ghost, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- The case of the Santa Claus mystery, by James Preller ; illustrated by Jamie Smith. ; cover illustration by R. W. Alley
- The case from outer space, by James Preller ; illustrated by R. W. Alley
- The case of the best pet ever, by James Preller & Howie Dewin ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- The case of the glow-in-the-dark ghost, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- The case of the golden key, by James Preller ; illustrated by Jamie Smith
- The case of the bicycle bandit, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- Fairy house, by James Preller ; illustrated by Norm Grock
- Along came Spider, James Preller
- A pirate's guide to recess, by James Preller ; illustrated by Greg Ruth
- Home sweet horror, scary tales, James Preller ; illustrated by Iacopo Bruno
- The case of the million-dollar mystery, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- All welcome here, by James Preller ; illustrated by Mary GrandPré
- Mummy mystery, glow in the dark ghost, by James Preller
- Six innings, a game in the life, James Preller
- Runaway dog, Stinky science project, by James Preller
- The case of the bear scare, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- Blood Mountain, James Preller
- The case of the double trouble detectives, by James Preller; illustrated by Jamie Smith; cover illustration by R.W. Alley
- The case of the great sled race, by James Preller ; illustrated by John Speirs ; cover illustration by R. W. Alley
- Bystander, by James Preller
- Everybody needs a buddy, by James Preller
- Stinkers, adapted by James Preller : from the screenplay by Bob Wolterstorff and Mike Scott
- The case of the detective in disguise, by Jame Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- Hiccups for Elephant, by James Preller ; illustrated by Hans Wilhelm
- The case of the vanishing painting, by James Preller ; illustrated by Jamie Smith
- The case of the missing falcon, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- Home sweet horror, James Preller ; illustrated by Iacopo Bruno
- Good night, zombie, James Preller ; illustrated by Iacopo Bruno
- Preller, James, Jigsaw Jones mystery
- Elefante tiene hipo, por James Preller ; ilustrado por Hans Wilhelm ; [traducido por Susana Pasternac]
- I scream, you scream!, scary tales, James Preller ; illustrated by Iacopo Bruno
- Home sweet horror, James Preller ; illustrated by Iacopo Bruno
- The case of the spoiled rotten spy, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley
- The courage test, James Preller
- The case of the mummy mystery, by James Preller ; illustrated by John Speirs ; cover illustration by R.W. Alley
- The fall, James Preller
- Ghost cat and other spooky tales, by James Preller
- Rock solid, by James Preller
- The case of the haunted scarecrow, by James Preller ; illustrated by Jamie Smith ; cover illustration by R.W. Alley