A small packet trick with several color changes. First, you have four blank cards. Then slowly, one by one, they turn all into the 5 of Spades. Then they all get red backs, and finally they all get blue backs.
A small packet trick with several color changes. First, you have four blank cards. Then slowly, one by one, they turn all into the 5 of Spades. Then they all get red backs, and finally they all get blue backs.