Abstract
"Slit animation" is a technique that can generate animation by overlaying a transparent sheet on which a striped pattern is printed on one still image and sliding it in a certain direction. It is positioned as one of the work that adopted illusion. The aim of this paper is to present the effectiveness of applying slit animation technology as an "educational toy" with the subject as an infant. Furthermore, we applied and produced slit animation as a puzzle
and examined the role played by infants in intelligence formation.