The inability to visually recognize familiar objects. This is also known as visual agnosia. A visual integration deficit might contribute to this issue. This occurs when your brain does not properly interpret the object that is seen. Visual memory deficits may also contribute. For example, if the child cannot retrieve the name of the object because it was not stored correctly in the brain.
With an object recognition deficit, a child may not be able to tell you what a toothbrush is called when shown one. However, when asked how to use the toothbrush, the child will be able to properly demonstrate!