The Great Brain
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Fiction
- 1971
The Great Brain at the Academy
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Fiction
- 1973
The Great Brain Does It Again
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Fiction
- 1975
The Great Brain Reforms
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Fiction
- 1973
Me and My Little Brain
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Fiction
- 1971
More Adventures of the Great Brain
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Fiction
- 1969
The Return of the Great Brain
John Dennis Fitzgerald: Author
Mercer Mayer: Illustrator
- Novel
- 1974