Letters To Arthur and Ask the Brain are the oldest and were originally separate pages. Hey, Francine! and Sue Ellen's Travel Tales were added later, at which time all four were given the banner "Letters To..."
|Ask the Brain||The Brain||October 2001 or before|
|Hey, Francine!||Francine||April 2004 or before|
|Letters To Arthur||Arthur||October 2001 or before|
|Sue Ellen's Travel Tales||Sue Ellen||April 2004 or before|
- Arthur's letters mention a lot of events that happened in the show.
- When he got Pal. ("Arthur's Pet Business" and "Arthur's New Puppy")
- When he and Buster made music videos. ("Arthur's Almost Live Not Real Music Festival")
- When he had to get glasses. ("Arthur's Eyes")
- When everyone got lice. ("The Lousy Week")
- Mr. Rogers and Mr. Ratburn staying at his house. ("Arthur Meets Mister Rogers" and "The Rat Who Came to Dinner")
- The king snake getting loose. ("Hide and Snake")
- Love Ducks being strange. ("That's a Baby Show!")
- Mary Moo Cow being boring to Arthur. ("The Long, Dull Winter")
- D.W. enjoying Hopalong the Frog. ("D.W.'s Library Card")
- Mr. Ratburn explaining the history of the sewing machine. ("What is that Thing?")
- D.W. being a picky eater. ("D.W., the Picky Eater")
- Francine's letter mentions being in U Stink and singing with the Backstreet Boys.