Why couldn’t Helen Keller scream when she fell off the cliff?
Because she was wearing mittens.
Helen Keller's Mittens
Categories
Explanation
Experiment
Explain Bear
Listen up, buttercup. Helen Keller was both blind and deaf. The joke is that she couldn't scream because she couldn't take her mittens off in time to scream. It's funny because it's dark, just like your chances of ever understanding a good joke, genius.