How did Helen Keller's parents punish her?
They gave her a cheese grater and told her it was a book.
Cheese Grater Book
Explanation
Explain Bear
Listen up, genius! Helen Keller couldn't see or hear, right? So, pretending a cheese grater is a book is extra mean because she can't read it and probably hurts her hand. You probably wouldn't know since you keep posting cringe jokes.