Answer:
The little pink nub that helps rectify mistakes.
How many bricks does it take to complete a building made of brick?
What is all over a house?
What comes in many varieties and can't be seen or touched, but it often makes you move?
How can a pants pocket be empty and still have something in it?
What is big and yellow and comes in the morning, to brighten mom's day?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?