Thaumatropes are so great to make in my animation class. Cutting a perfect circle isn’t easy so I did a search for circular scissors and bought a couple of pairs for the toolbox and we were able to recycle christmas cards to make ours! Click on the PDF link below for intstructions!
“A thaumatrope is a toy that was popular in the 19th century. A disk with a picture on each side is attached to two pieces of string. When the strings are twirled quickly between the fingers the two pictures appear to blend into one due to the persistence of vision “(Wiki)
How to make a Thaumatrope