Here's a good trick

[fgray1]

See if you can figure it out.
Had me stumped.
http://www.linkydinky.com/mystery.html
Fred

 

[plcmd]

heh.... Pretty good. Had to try it a couple to times to see what they were doing. Good Idea.

 

[Mako Mark]

I got it

 

[Scuba_Jenny]

Geesh, this has been going round for a few years now.

 

[simbrooks]

Well i double checked and half the cards at the end werent even there at the start - so fairly easy really

 

[DMDC01]

Hey, they are cheating!! took me two trys before I figured it out though!! lol

 

[ASUPaula]

HAD you stumped, as in past tense? Please share.

 

[Green Mountain]

Next time I'm going in the red door. They can't fool me!

 

[CBulla]

Its basic magic ya'll..

 

[scubaranger]

good one thanks for the hint SIM.