- Daniel Kish: Blindness
A boy named Daniel Kish who is blind has the high sense of echo and hearing. He can drive a bike either in heavy traffic or in a congested roadby clicking his tongue and listening to the voice as he is able to feel his way on the road. H can also judge, who is on the way or who is away from the way. He can also tell the distance of buildings far away from 1000 feet and he is able to differentiate between cars. He can do all type of daily chores by himself as a sighted person does.