How to Teach Kids to Wash Their Hands: 12 Steps (with ...- tại sao tôi cần rửa tay kidshealth.org/en/kids/wash-hands.html ,Sep 01, 2009·How to Teach Kids to Wash Their Hands. Hand washing is an important skill to learn. This skill is particularly important for children, as children often touch more objects throughout the day than adults--and many of these objects end up in...