Answer:
Passed from father to son and shared between brothers, its importance is unquestioned though it is used more by others.
What has a ring but no fingers?
Without what would everyone lose their head?
Not a comb or a brush but makes the hair feel plush. What is it?
There is one in every corner and two in every room.
Written on with words of white, Has the color of the night, Is the teacher's best delight, And a student's daily fright