Book 1
Charlie Bumpers vs. the Teacher of the Year
Bill Harley & Adam Gustavson
Book 2
Charlie Bumpers vs. the Really Nice Gnome
Bill Harley & Adam Gustavson
Book 3
Charlie Bumpers vs. the Squeaking Skull
Bill Harley & Adam Gustavson
Book 4
Charlie Bumpers vs. the Perfect Little Turkey
Bill Harley & Adam Gustavson
Book 5
Charlie Bumpers vs. the Puny Pirates
Bill Harley & Adam Gustavson
Book 6
Charlie Bumpers vs. His Big Blabby Mouth
Bill Harley & Adam Gustavson
Book 7
Charlie Bumpers vs. the End of the Year
Bill Harley & Adam Gustavson