Answer:
hide me from your parents if you have done bad academically this year.
I come in different colors and shapes. Some parts of me are curvy some are straight. You can put me anywhere you like but there is only one right place for me.
I have a few points but we're not competing. I'll help you win when you're eating.
I am whole but incomplete. I have no eyes yet I see. You can see and see right through me. My largest part is one fourth of what I once was.
What loses its head in the morning but gets it back at night?
What is always coming but never arrives?