In reading order
George Brown, Class Clown: Super Burp!
Nancy Krulik
George Brown, Class Clown
Nancy Krulik
World's Worst Wedgie
Nancy Krulik
George Brown Class Clown: What’s Black and White and Stinks All Over?
Nancy Krulik
Wet and Wild!
Nancy Krulik
Help! I'm Stuck in a Giant Nostril!
Nancy Krulik
George Brown, Class Clown
Nancy Krulik
George Brown, Class Clown, Book 8: Hey! Who Stole the Toilet?
Nancy Krulik
George Brown, Class Clown
Nancy Krulik
Three Burps and You're Out!
Nancy Krulik
George Brown, Class Clown
Nancy Krulik
Lice Check
Nancy Krulik
How Do You Pee in Space?
Nancy Krulik