A neuropsychological disorder characterized by the inability to recognize various sensory stimuli, whether visual, auditory, tactile or kinesthetic, despite the preservation of receptors for the main sense organs – eyes, ears or skin. This disorder usually results from damage or dysfunction of specialized areas of the cerebral cortex that process sensory information and associate it with knowledge stored in memory. The impact of agnosia on a child varies depending on the type of impaired perception and can be divided into several main types.