The document discusses the thaumatrope, a toy that spins a double-sided disk on string to create the illusion of a single combined image. It was likely invented in the 1820s by either John Ayrton Paris or Peter Mark Roget. Paris is considered the probable inventor and first demonstrated the thaumatrope in 1824 to show the persistence of vision.

1. ThaumatropeBy Robert, Reuben and Andrew
Source:
https://amjohnson3.files.wordpress.com/2013/08/thaumtrope.gif

2. What is it?
A toy that has a double sided disk attached through a piece of string that is
wound up and released to spin the two sides of the disk creating the illusion of
whatever was drawn on it to look like one whole image.
EXAMPLE: https://www.youtube.com/watch?v=xovhdN7UFeo&feature=youtu.be
History
Its creator is unknown but is said to either come from John Ayrton Paris or Peter
Mark Roget. Paris used one in 1824 at the Royal College of Physicians to
demonstrate persistance of vision.

3. It’s Creator
John Ayrton Paris is mostly remembered as the probable inventor of the
thaumatrope. During the time when he first demonstrated the thaumatrope, he
wrote a book called Philosophy in sport made science in earnest : being an
attempt to implant in the young mind the first principles of natural philosophy by
the aid of the popular toys and sports of yout.h