How many two cent stamps are there in a dozen?

How much food can you eat on an empty stomach?

Divide 30 by 1/2 and add 10. What is the answer?

I have three feet but no arms or legs. What am I?

What coin doubles in value when half is deducted?

Which is correct, 9 and 5 is 13 or 9 plus 5 is 13?

How many books can you put into an empty backpack?

What number can you take half of and leave nothing?

What is the longest word in the English dictionary?

When things go wrong, what can you always count on?

Rearrange the letters: NOR DO WE to make one word.

Which word in the dictionary is spelled incorrectly?

How many bricks does it take to complete a building?

I shrink smaller every time I take a bath. What am I?

What are the science teacher’s favorite states?