Answer:
What is it that given one, you'll have either two or none?
I am partially baked. I am not completely lit. I am a portion of the moon. I am lesser than full wit. I am a divider of the hour. I am not a total lie. I am a sibling through one parent.
It keeps you on the ground and stops things from floating around. What is it?
This became a fashion statement in the garden of Eden.
People in love are often bound to this.
What sphinxes employ and players enjoy.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?