Because sometimes you want someone else to do it for you…
When you want to masturbate but you want someone to do it for you.
Im too little, i need daddy for this
A wise Daddy understands when to offer words of encouragement like “I know you can do it all by yourself” or to make a game out of it with words like “show Daddy you know how,” but he also knows that when a Little is overtired after a busy day, it may be more comforting if he does it for her.