Logic
Riddles
Science Mysteries
Spot The Lie
Brain Teasers
100

A farmer has 17 sheep. All but 9 die. How many are left?

9

100

The more you take away from me, the bigger I become.

A hole

100

This is the only planet known to support life.

Earth
100

Which statement is FALSE?

A. Sharks are fish.
B. Bats are mammals.
C. Penguins can fly.

Penguins can fly.

100

How many months have 28 days?

All 12 months

200

You pass the runner in second place during a race. What place are you now in?

Second place

200

I speak without a mouth and hear without ears.

An echo

200

This gas makes up about 78% of Earth's atmosphere.

Nitrogen

200

Which statement is FALSE?

A. Water boils at 100°C (at sea level).
B. The Earth has two moons.
C. The Sun is a star.

The Earth has two moons.

200

A stranger calls claiming to be your bank and asks for your OTP. What should you do?

Never share the OTP. Hang up and contact the bank directly.

300

A plane crashes exactly on the border between two countries. Where are the survivors buried?

They aren't buried—they survived.

300

What has keys but cannot open locks?

A Piano

300

This is the largest organ in the human body.

The Skin

300

Which statement is FALSE?

A. Africa is the largest continent.
B. Australia is both a country and a continent.
C. The Pacific Ocean is the largest ocean.  

Africa is the largest continent.
(Asia is.)

300

Which weighs more:
1 kilogram of feathers or 1 kilogram of iron?

They weigh the same.

400

What can travel around the world while staying in one corner?

A Stamp

400

What comes once in a minute, twice in a moment, but never in a thousand years?

The letter M

400

Light from the Sun takes about this many minutes to reach Earth.

8 minutes

400

Which statement is FALSE?

A. Humans have 206 bones as adults.
B. Lightning never strikes the same place twice.
C. The heart pumps blood.

Lightning never strikes the same place twice.

400

Before Mount Everest was discovered, what was the tallest mountain?

Mount Everest.

500

You have one match, a candle, a fireplace, and an oil lamp. What should you light first?

The match

500

I am always in front of you but cannot be seen.

The future

500

This element has the chemical symbol Au.

Gold

500

Which statement is FALSE?

A. Bananas grow on trees.
B. Tomatoes are fruits.
C. Honey never spoils under proper storage.

Bananas grow on trees.
(Banana plants are giant herbs, not trees.)

500

A man builds a square house. Every side faces south. A bear walks by. What color is the bear?

White.
(The house is at the North Pole.)

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