Amazing Card Trick Bet You Will Always Win

  • il y a 11 ans
Trickster Richard Wiseman of Quirkology is back with a quick card trick bet that you can never lose.

Simply take 20 playing cards with five cards facing up in any order. Then, challenge your friends that in a matter of seconds you can take the cards behind your back and split them into two groups with the same number of cards facing up.

Can you explain the simple yet ingenious math involved in the trick?