# Brain Teaser

Get ready for brain teasing exercise with the latest collection of Brain Teasers, Riddles, puzzles and much more. Brain teasers are the puzzles that requires thought to solve with thinking in unconventional ways with given constraints in mind, it also involves lateral thinking, Logic puzzles and riddles which are some specific types of brain teasers. Here at puzzlefry you'll enjoy wide range of Brain Teasers which will tease your Brain and make it extra ordinary, Lets try few listed below -
• Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

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silent47 Expert
• 1880 views

• There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are the two sisters?

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• 1617 views

• Two positive integers < 50 are chosen.
The sum is revealed to A
The sum of the squares is revealed to B.
Both A and B are given the information in this problem.

The conversation between them goes as follows:

• B: I can’t tell what the numbers are
• A: I can’t tell what the numbers are.
• B: I can’t tell what the numbers are.
• A: I can’t tell what the numbers are.
• B: I can’t tell what the numbers are.
• A: I can’t tell what the numbers are.
• B: Now I can tell what the numbers are.

What are the two numbers?

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• 1353 views

• One day Sundar Pichai celebrated his birthday. Two days later his older twin brother, Larry, celebrated his birthday.
How come?

From Games Magazine’s ‘How Come’ competition in 1992 by Judy Dean.

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• 2007 views

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Why does the second shape have an open block when the first shape does not?

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• 1587 views

• How can you create 3 squares moving exactly 3 sticks?

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• 2097 views

• You have a glass of water that looks about half full. How can you tell, only using the glass of water itself, if the glass is half full or not?

The glass is a right cylinder.

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• 1600 views

• If you have an 11 minute and 13 minute hourglass, how can you accurately time 15 minutes?

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• 1567 views

• Can you count the number of squares in the given picture?

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• 2639 views