How many bones are in your body?
What is the only letter not used in any U.S. state name?
Which planet rolls like a ball when it moves?
Which animal can grow back its heart?
What is the fastest animal on land?
Which bird can talk like people?
What is stronger than steel but comes from a spider?
Which body parts never stop growing?
Which metal is liquid like water?
Which fruit is really a berry?
