Pump your arms like this several times to get the feel of the movement.
Consider wearing sneakers or dance shoes so you can grip the floor and avoid injuring yourself.
You can do this motion with every step or you can insert it on whatever step you’d like.
Ask a friend or family member to join you. Think of fun, interesting places to do the Running Man to make others laugh. Dance in a parking lot outside of school, or bundle up in warm clothes and dance in your yard after a snow storm.