Alex and his mother write notes back and forth in which Alex tries to persuade her to let him have a baby iguana for a pet.

Still moping months after being dumped by her Arizona boyfriend Leo, fifteen-year-old Stargirl, a home-schooled free spirit, writes "the world's longest letter" to Leo, describing her new life in Pennsylvania.

Presents a collection of correspondence between the elusive Lemony Snicket and the mysterious Beatrice.

When the townspeople of Lochdubh begin receiving poison-pen letters, no one takes them very seriously, even if they are full of wild accusations. But Hamish fears that they might lead to something deadly. His instincts prove correct when the town's postmistress is found hanging from a rope with a poison-pen letter at her feet. Though it appears to be a suicide, Hamish suspects something more sinister. Attempting to trace the letters, the last thing...

Sent to Camp Happy Harmony to learn how to get along with each other, pairs of brothers and sisters chronicle in letters home how they come to suspect the intentions of the singing family running the camp.

Through a series of letters, Simon, a grumpy and jealous cat, and good-natured Baxter, his boy's dog, discuss the upcoming parade in which Baxter will participate for the first time.

Arfy is a reading buddy, visiting schools and helping kids who are learning to read. One day, upon arriving home, Arfy notices a stowaway in his vest pocket--a turtle! Arfy must write letters to each of the teachers--and even the principal!--to find the classroom whose terrarium is missing this little terrapin. Can Arfy get this little lady back to her rightful class?

Through a series of letters, Alex tries to convince his parents that he should not be staying with his grandparents while they are away, but slowly comes to realize that he can have fun, even at Happy Hills Retirement Community.