SCIENCE
RIDDLES
MATH
RIDDLES
RANDOM
100

Mars has how many moons?

2

100

What gets wet while drying?

Towel

100

What is the only even prime number?

2

100

What can travel all around the world without leaving its corner?

A stamp
100

What is the nationality of Lisa from the k-pop group Blackpink?

Thai

150

______ are the basic components of human proteins.

Amino Acids

150

What two things can you never eat for breakfast?

Lunch and dinner

150

What is the next number in the Fibonacci Sequence: 0, 1, 1, 2, 3, 5, 8,____

13

150

Sara has four daughters, and each of her daughters has a brother. How many children does Sara have?

Five—each daughter has the same brother.

150

Who is the author of the bestselling novel "The Da Vinci Code"

Dan Brown

200

Who discover the Laws of Motion?

Isaac Newton

200

What runs, but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

A river

200

It is also called an "Equation of Degree 2"

Quadratic Equation

200

If your uncle’s sister is not your aunt, what relation is she to you?

Mother

200

In Greek Mythology, who is the Goddess of Agriculture and mother of Persephone?

Demeter

250

What metal constitutes most of a penny?

Zinc

250

Spelled forwards I’m what you do every day, spelled backward I’m something you hate. What am I?

Live

250

What do you call the the line between the numerator and denominator in a fraction?

Vinculum

250

 Two fathers and two sons are in a car, yet there are only three people in the car. How?

They are grandfather, father, and son

250

What are the babies of Marsupials like Kangaroos and Koalas called?

Joey

300

Which was invented first? Matches, lighters, vaccines or batteries?

Vaccines
300

Forwards I am heavy, backward I am not. What am I?

Ton

300

What do you call this number?

10^{100} 

Googol

300

What word is pronounced the same if you take away four of its five letters?

Queue

300

If you are diagnosed with prosopagnosia, what it is that do you not remember?

Face