Crossing the midline is an indicator of bilateral coordination, meaning the ability to use both sides of the body at the same time. The Neuro Sequential Model (NMT) (Perry, 2005) recommends repetitive activities that target both hemispheres of the brain. The bilateral stimulation allows for the left and right hemispheres of the brain to increase communication through the unifying brain structure of the Corpus Callosum. This allows the client to rely on both hemispheres of the brain equally. This action according to the NMT allows the brain to reorganise itself and to therefore continue to develop from where the interruption began...
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