"Pick a number and I'll guess it": the math behind the magic

The Number Illusion You Won't Believe

The Number Illusion You Won't Believe Watch this video on YouTube. On Vsauce2, Kevin Lieber explains the mathematical magic that enables mentalists to confound audiences by correctly guessing the number…


On Vsauce2, Kevin Lieber explains the mathematical magic that enables mentalists to confound audiences by correctly guessing the number they've picked. Even though I know how it's done, it still confounds me.