- A total of 36 infants were used.
- They were aged 6 - 14 months were tested.
- The visual cliff consisted of a large glass sheet that was supported 30cm or more above the floor.
- The patterns on the material underneath the glass gave visual cues that one side was 'shallow' and the other was 'deep' ( the retinal image of more distance patterns is smaller and this information provides depth cues.)
- The participants (infants or young animals) were placed on the centre…