Answer:
A sport with love and service played by singles and pairs.
Adored by few, feared and hated by many. Mistress of the entire universal reason, master in the art of numbers. Some may have solved many of my mysteries, but there are still many of them to find. What am I?
I am easy to see, but no one likes looking at me. Without me, there would be no you. What am I?
Soft, hairy, from door to door. I am the pet that always stays on the floor. What am I?
I am an instrument capable of making numerous sound but cannot be touched or seen.
What did the grape do when he got stepped on?
What am I?
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic