Is this your card? http://www.coolopticalillusions.com/build-an-impossible-triangle.htm
On Jul 30, 6:50 am, DougT <[email protected]> wrote: > Those are some neat optical illusions. > I built a Penrose Triangle paper model from another site a few years back. > The illusion works real good when you view it from the correct angle and > distance. > > PenroseTriangle.jpg > 41KViewDownload -- You received this message because you are subscribed to the Google Groups "Papermodels II" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/papermodels?hl=en.
