Answer:
Long and think, red within, with a nail at the end.
What flies around all day but never goes anywhere?
Double my number, I'm less than a score. Half of my number is less than four. Add one to my double when bakers are near. Days of the week are still greater, I fear.
What is it that given one, you’ll have either two or none?
I never was but always will be. No one ever saw me but everyone knows I exist. I give people the motivation to better themselves every day. What am I?
People take me on walks and I run and have fun. What am I?