Our eyes are the fastest moving part of our bodies and while reading the eyes can scan words in a fraction of a second. The co-ordination of the eyes, therefore, is a vital part of the reading process.
In photograph 1 the eyes that are perfectly co-ordinated. The student has is being asked to look at an object that is moving towards the bridge of the nose and both eyes have moved at the same speed.
However, look at photograph 2.
This photograph shows the eyes moving at different speeds. As you can see the left eye has moved faster than the right eye.
To fully understand eye-tracking
difficulties, please see the next section.
Many children who are reading with eye-tracking difficulties will devote most of their energy to seeing and saying the words and will have little energy left to remember what they have read. Therefore they will read without comprehension. For a full understanding of comprehesion difficulties click here