All the Marbles!

How many planets in our solar system spin clockwise?

Which of the following is not a berry?

Which of the following is NOT a natural predator of the moose?

If you grabbed all the water from an average-sized cloud, how much would it weigh?

When you rub your eyes, you may see colored flashes of light. What are they called?

What is the common term for sphenopalatine ganglioneuralgia?

We've all heard of having eyes bigger than your stomach, but which creature has eyes that are bigger than it's brain?

If you spelled out every number from 0 to 999, how many times would the letter A appear?

Between the time a person is born and the time they reach 20, how additional bones do they add?

How many times a minute does the average person blink?

True or False: Giraffe's are five times more likely to get hit by lightning than humans

How many horsepower are produced by 10 horses?