As the holidays approach, so too do the many gatherings at which kids end up either bored out of their socks or watching YouTube. Pry them away from the screen for a bit by teaching them this very simple, but highly effective card trick, presented with panache by Chris Westfall. You’ll probably have to teach your young protege the difference between clubs and spades, but with a little practice, they’ll be able to wow everyone at the dinner table.