Answer:
We are five little objects of an everyday sort, You will find us all in a tennis court.
It is the great nemesis of the lactose intolerant.
What kinds of men are always above board?
Runs smoother than any rhyme, loves to fall but cannot climb.
What dress does everyone have, but no one wears?
What is so fragile that saying its name breaks it?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?