Answer:
I am perfect with a head perfect without a head; Perfect with a tail perfect without a tail; Perfect with either neither or both.
I beam, I shine, I sparkle white. I'll brighten the day with a single light. I'll charm and enchant all. I'll bring the best in you all. What am I?
What invention lets you look right through a wall?
I have to be broken before I can be used
What is easy to get into but hard to get out of?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?