Answer:
I help you carry your books.
I am a tool for fairies.
I have a neck and no head two arms but no hands. I go with you to school I go with you to work.
I'm where yesterday follows today and tomorrow is in the middle. What am I?
I am made of wood but can't be sawed? What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.