How to Teach Kids to Blow Their Nose: 16 Tips for Parents | At what age should kids learn how to blow their own nose, and how do you teach them to do this?? While there are tons of natural tips and home remedies to help relieve congestion and runny noses in babies, toddlers, and young kids, there comes a time when they need to do it on their own. If your kids are too old for the nose frida and you want to teach them some independence, these tips, activities, and techniques are for you!