AMAZING – Proof that 7×13=28

<object width="640" height="390"><param name="movie" value="http://www.youtube.com/v/yHZzObQUgE8&rel=0&hl=en_US&feature=player_embedded&version=3"></param><param name="allowFullScreen" value="true"></param><param name="allowScriptAccess" value="always"></param><embed src="http://www.youtube.com/v/yHZzObQUgE8&rel=0&hl=en_US&feature=player_embedded&version=3" type="application/x-shockwave-flash" allowfullscreen="true" allowScriptAccess="always" width="640" height="390"></embed></object>