The first time I saw Caroline do this, it brought tears to my eyes. It was so touching for a reason I couldn't quite articulate, but some things speak to your heart and not your head. Jeff had the same reaction when she did it for him; he said, "Wow, that almost made me cry."
Here's our precious girl singing and signing to a song she learned in Sunday School.
"But Jesus called the children to him and said, 'Let the little children come to me, and do not hinder them, for the kingdom of God belongs to such as these. Truly I tell you, anyone who will not receive the kingdom of God like a little child will never enter it.” Luke 18:16-17