Autistic boy with development disorder and sensory issues is stimulating himself by playing with sand and gravel and throwing it down drainhole in road - Handheld static clip from behind boy

fine motor autist kid development child drain skills activity bridge autism gravel boy autistic pipe concentration hole problem hobby play person young road sensory hand outdoor fun outdoors disorder mental special sensitivity tactile concept sand health happy stress caucasian brain finger antistress needs anxiety stimulation lifestyle relax texture calming