Science
What is the largest living structure on earth?
Great Barrier Reef
Who painted the Mona Lisa?
Leonardo da Vinci
How many original British colonies existed in America?
13
What is the only king in a deck of cards without a mustache?
The king of hearts
What is the smallest biological unit of living organisms?
Cell
What is the hottest planet in our solar system?
Venus
How many keys on a standard piano?
88
What year was the Declaration of Independence signed?
1776
How many toes does a cat have?
in total all feet
18
What is the hardest substance in the human body?
Tooth enamel
How many minutes does it take for light to travel from sun surface to the earth?
Eight minutes
What country was checkers invented in?
Egypt
What founding father was credited for inventing bifocals?
Benjamin Franklin
Who was the first basketball star to appear on a box of cereal?
Michael Jordan
How many chambers does the human heart have?
4
What color is liquid oxygen?
Blue
What did ancient Egyptians use his pillows?
A stone headrest
What was the first American state?
Delaware
What flower plant does vanilla come from?
An orchid
How many bones does the human body have?
206
In what type of matter are atoms were tightly packed?
Solids
What did ancient Romans use as mouthwash?
Human urine
Who was the first president of the United States to live in the White House?
President John Adams
What speech is Abraham Lincoln known for?
The Gettysburg Address
Where are the three smallest bones in the human body?
The middle ear