THE EFFECT OF VIDEO AND SIMULATION COUNSELLING ON CHILDREN’S KNOWLEDGE ABOUT HAND WASHING USING SOAP IN THE PRIVATE VOCATIONAL SCHOOL OF LAMBANDIA DISTRICT EAST KOLAKA DISTRICT: Counselling about hand washing using soap. ijhsrd. 2020;2(1):39-45. doi:10.36566/ijhsrd/Vol2.Iss1/26