A study that I have read about psychology is the “Visual Cliff”study that Gibson and Walk performed in 1960. They studied the perceptual abilities of infants to figure out when these abilities came into play during an infants life. They did this by creating a set up of what appeared to be a visual cliff, but was just an illusion. In order to achieve this illusion of a drop off, they had placed a checkerboard pattern a few feet below where the child would crawl on to a see-through board. While performing this study, they noticed a few things. One of the things Gibson and Walk noticed was that older infants who where 6 months and older refused to cross the cliff as they had already been exploring the world by crawling so they were aware of the
