Author: Dav Pilkey
Mr. Men, including...
Mr. Men: Favourite Stories and whatever other Mr. Men and Little Miss books Johnny Boo found at the library (there are about 49 in all)
Author: Roger Hargreaves
And there are new Mr. Men graphic novels!
The Franny K. Stein series
Author: Jim Benton
Balloon Toons: The Totally Awesome Epic Quest of the Brave Boy Knight
Author: Pranas T. Naujokaitis
Yellowbelly and Plum Go to School
Author: Nathan Hale
Toys Go Out, Toys Come Home, Toy Dance Party
Author/illustrator: Emily Jenkins/Paul Zelinsky
George Brown, Class Clown: Super Burp
Author/illustrator: Nancy Krulik/Aaron Blecha
And here's an example of the writing skills Johnny Boo's developed with the help of Ricky Ricotta's Mighty Robot Astro-Activity Book O' Fun: