According to LD Online, a visual processing, or perceptual, disorder refers to a hindered ability to make sense of information taken in through the eyes. This is different from problems involving sight or sharpness of vision. Difficulties with visual processing affect how visual information is interpreted, or processed by the brain. There are many different types of visual processing issues. Below are just a few.
Spatial relation refers to the position of objects in space. It also refers to the ability to accurately perceive objects in space with reference to other objects.
Visual discrimination is vital in the recognition of common objects and symbols. Attributes which children use to identify different objects include: color, form, shape, pattern, size, and position. Visual discrimination also refers to the ability to recognize an object as distinct from its surrounding environment.
Visual closure is often considered to be a function of visual discrimination. This is the ability to identify or recognize a symbol or object when the entire object is not visible.
On a playground, one of the ways to help children with visual processing disorder to practice is to choose the right play panels. It is suggested that you work with a developmental optometrist to help you select the best ones for your community.
Here are a few panels from Landscape Structures, Inc.: