99 Knock Knock Jokes
by John Jester
The precise origins of the classic knock-knock joke is disputed, but most agree they originated from the 1930s. From a simple parlour game, the knock-knock joke has become a mainstay of everyone’s childhood. Whilst encouraging young children to read and interact socially, 99 Knock Knock Jokes is guaranteed to offer the laughs, and indeed the groans, that we all know and love.