- The capture, K.A. Applegate
- Doggo and Pupper Save the World :, Katherine Applegate
- Odder :, Katherine Applegate
- Ivan, the remarkable true story of the shopping mall gorilla, Katherine Applegate ; illustrated by G. Brian Karas
- Never swipe a bully's bear, Katherine Applegate ; illustrated by Brian Biggs
- The One and Only Bob :, Katherine Applegate
- Applegate, Katherine, Endling, bk. 3
- The one and only Ruby, Katherine Applegate ; illustrated by Patricia Castelao
- The One and Only Ivan :, Katherine Applegate
- Applegate, Katherine, Doggo and Pupper, bk. 2
- Applegate, Katherine, Endling, bk. 1
- Doggo and Pupper :, Katherine Applegate
- Willodeen, Katherine Applegate ; illustrations by Charles Santoso
- Applegate, Katherine, Roscoe Riley rules, #2
- Don't tap-dance on your teacher, Katherine Applegate ; illustrated by Brian Biggs
- Sometimes you fly, by Newbery Medalist Katherine Applegate ; illustrated by Jennifer Black Reinhardt
- The first, Katherine Applegate ; illustrated by Max Kostenko
- Doggo and Pupper Search for Cozy :, Katherine Applegate
- Dogtown, Katherine Applegate and Gennifer Choldenko ; with illustrations by Wallace West
- Applegate, Katherine, Doggo and Pupper, bk. 1
- Applegate, Katherine, Endling, bk. 2
- Never race a runaway pumpkin, Katherine Applegate ; illustrated by Brian Biggs
- Doggo and Pupper, Katherine Applegate ; illustrated by Charlie Alder
- Home of the brave, Katherine Applegate
- Doggo and Pupper save the world, Katherine Applegate ; illustrated by Charlie Alder
- The buffalo storm, by Katherine Applegate ; illustrated by Jan Ormerod
- Endling, Book 2: The First :, Katherine Applegate
- Endling #3: The Only :, Katherine Applegate
- The one and only Bob, Katherine Applegate ; illustrations by Patricia Castelao
- The encounter, K.A. Applegate & Michael Grant ; a graphic novel by Chris Grine
- The one and only Ivan, Katherine Applegate ; illustrations by Patricia Castelao
- Endling #2: The First :, Katherine Applegate
- Animorphs, K.A. Applegate & Michael Grant ; a graphic novel by Chris Grine, [4]
- Applegate, Katherine, Animorphs
- Animorphs, based on the novel by K.A. Applegate & Michael Grant ; adapted by Chris Grine, [1]
- The visitor, K.A. Applegate & Michael Grant ; a graphic novel by Chris Grine
- Wishtree, Katherine Applegate ; illustrated by Charles Santoso
- Applegate, Katherine, Roscoe Riley rules, #5
- The resistance, K.A. Applegate
- Endling, the last, Katherine Applegate ; illustrated by Max Kostenko
- The only, Katherine Applegate ; illustrated by Max Kostenko
- Applegate, Katherine, Roscoe Riley rules, #7
- Crenshaw, Katherine Applegate
- Applegate, Katherine, Animorphs, # 6
- Odder :, Katherine Applegate
- Doggo and Pupper Search for Cozy :, Katherine Applegate
- Odder, Katherine Applegate ; with illustrations by Charles Santoso
- The invasion, K.A. Applegate
- Doggo and Pupper Save the World :, Katherine Applegate
- The One and Only Ruby :, Katherine Applegate