What is difference between a riddle and Brain teaser?

What is a Riddle: A riddle is text or image question which requires logical reasoning / creative thinking to solve
What is a Brain teaser: A brain teaser can be a riddle or puzzle with purpose of amusement. A brain teaser is mostly asked in sentence (text).

Riddles with Answers

Question: How many months have 28 days?
Answer: 12
Explanation: All 12 months have 28 days or more. If the question is how many months have only 28 days, then your answer should be 1 (February).

Related: Simple Interest questions

Question: How many seconds are there in one year?
Answer: 12
Explanation: January 2nd, February 2nd, March 2nd, April 2nd, May 2nd, June 2nd, July 2nd, August 2nd, September 2nd, October 2nd, November 2nd, December 2nd

Question: Before Mount Everest was discovered, what was the highest mountain on Earth?
Answer: Mount Everest
Explanation: Even it was not discovered that Mt. Everest is highest mountain on Earth, it doesn’t mean it is not highest mountain.

Question: What is the first thing that a gardener puts in the garden?
Answer: his foot

Question: What is heavier, 100 KG of feather or 100 KG of rocks?
Answer: Neither
Explanation: both have equal weight (100 KG), so neither is heavier than other.

Question: Name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday or Sunday?
Answer: Yesterday, Today and Tomorrow

Question: A father’s child, a mother’s child, yet no one’s son.
Answer: Because she is a daughter (girl)

Question: There are 10 watermelon are in a basket. How do you give them to 10 people so that each one gets a watermelon, but one watermelon remains in the basket?
Answer: You give 1 watermelon to 9 people and you give 10th watermelon to 10th person with basket.

Question: A water bottle weighs 10 kgs. What must you add to it so it loose all of it?
Answer: A hole

Question: How many bricks does it take to finish a house?
Answer: One (last one brick)

Related: Find the odd one out Quiz

Question: Jackson’s father has three sons : Jack, Jay and _____
Answer: Jackson

Question: It starts out tall, but the longer it stands the shorter it grows. What is it?
Answer: A candle
Explanation: Longer a candle lights, shorter it gets

Question: What travel around the world while staying in a corner?
Answer: Postal Stamp
Explanation: we stick postal stamp at corner of the envelope and it travels to the destination (world) with the envelope.

Question: If you put a coin in an empty bottle and insert a cork into the neck of the bottle, how could you remove the coin without taking the cork out or breaking the bottle?
Answer: Push the cork into the bottle and shake it to take the coin out

Question: It goes up and never comes down, what it is?
Answer: Age
Explanation: One always become older with time, not younger

Question: Can a man living in USA be buried in Germany?
Answer: No
Explanation: because he is still living

Related: Time and distance problems

What am I Riddles:

Question: I exist only when there’s light, but direct light kills me
Answer: Shadow
Explanation: Shadow appears only when there is light however it you put light directly at the place where shadow is showing then due to light shadow disappears.

Question: It gets sharper the more you use it?
Answer: Brain

Question: I have two legs but can’t walk?
Answer: Pant
Explanation: It has two legs but it cannot walk itself.

Question: ___ doesn’t have wings but it fly
Answer: Time

Question: People buy me to eat, but never eats me
Answer: Utensils / plate / crockery / dishes / tableware
Explanation: We buy crockery to eat on / using them but we never eats crockery itself.

Question: I’m full of keys but I can not open any door.
Answer: A Piano

Question: You can catch me but not throw
Answer: Cold

Question: More you takes from me, bigger I grows
Answer: A hole

Mathematics Riddles:

Question: What are three numbers whose sum and multiplication (product) are equal?
Explanation: 1, 2 and 3 (1 + 2 + 3 = 6 and 1 x 2 x 3 = 6)

Related: Analogy questions

Question: What can you put between 2 and 3 so that result will be greater than 2 but less than 3?
Explanation: A decimal point. If you put (.) between 2 and 3 then the result will be 2.3 which is higher than 2 but less than 3.