Helen,
I start the viewing of these by placing my finger between myself & the monitor & making my eyes cross over it my finger.
The images move to both sides while a third forms in the middle, but in 3D.
Some people try too hard or don`t readily see the stereoscopic effect, but in the end, when they do, I usually get feedback, about how amazing it is that they`ve discovered something new.


The difference between theists and atheists is that the atheists don't set the theists on fire for refusing to agree with them.