Answer:
What must you give before you can keep it?
What you do to determine the length of something
White and thin, red within, with a nail at the end. What is it?
What has feet on the inside but not on the outside?
What is it that you ought to keep after you have given it to someone else?
People take me on walks and I run and have fun. What am I?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?