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Extremely Hard Science Quiz Even Einstein would scratch his head!
The Rainbow fish tends to hail from where?
Which planet has a "Great Dark Spot"?
What is the largest sea fish?
How many moons orbit Mars?
The Cassini-Huygens probe was sent to visit which planet?
How many electrons does carbon have in its outer shell?
In 1693 Giovanni Zupi observed that which planet actually orbited the sun?
The first technical submarine was built in Germany in which year?
What name is given to a substance which reacts with an acid to form a salt plus water?
The Narwhal is what type of sea creature?
We selected 3 interesting quizzes for you
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Extremely Hard History Quiz, most people score only 3 out of 10.
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Can you beat the score of this nurse?
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We bet you don't know a thing about who invented these things!