Why does Anne say the name Mrs Quack Quack?

Answer 1

Anne Frank is referred to Mrs.Quack Quack in her early years before she goes into hiding. Her teacher once called her that due to her excessive talking and Anne later had to write a paper on it.

Answer 2

Anne says the name Mrs. Quack Quack as part of an imaginative play or storytelling. It is a fun way for her to engage with her imagination, add humor to her story, or create a character that she finds amusing.