BRAIN TEASERS

Daily Brain Teasers for Thursday, 15 January 2026

Daily Brain Teasers for Thursday, 15 January 2026 puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ...

MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (9, 10, 11, 15, 16, 17, 28, 29, 30, 74, 82) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A+B+C.
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#brainteasers #math #magicsquare

Find number abc

If ba4ba + b614c = 495c0 find number abc. Multiple solutions may exist.
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#brainteasers #math

What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
CHECK ANSWER
#brainteasers #mastermind

Chuck Norris, Arnold Swartzena...

Chuck Norris, Arnold Swartzenagger, and Jean Claud VanDam, were talking one day. Chuck Norris asked, "If you were a musician, who would you be?".
Chuck Norris said, "I would be Motzart."
Jean Claud VanDam said, "I would be Bethoven."
Arnold then said, "I'll be Bach!"
Jokes of the day - Daily updated jokes. New jokes every day.

Calculate the number 9399

NUMBERMANIA: Calculate the number 9399 using numbers [2, 8, 7, 4, 99, 901] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Top hat

In 1797, the top hat was first worn in England by James Heatherington, a Strand haberdasher in London. An issue of the Times of that period records that when he left his shop with his extraordinary headwear, a crowd of onlookers assembled, which degenerated into a shoving match. Consequently, Heatherington was summoned to appear in court before the Lord Mayor and fined £50 for going about in a manner "calculated to frighten timid people." Within a month, he was overwhelmed with orders for the new top hats. In France, a painting by Charles Vernet (1758-1836) titled Un Incroyable de 1796 depicts a dandy of his time wearing a stovepipe hat, which might be interpreted as an earlier appearance of the top hat.* [p.159, with name revised from John Etherington based on email of 5 Feb 2005 from descendant Other internet sources state date of 5 Jan 1797.]

Find number abc

If 89ab9 - bc00c = 6babb find number abc. Multiple solutions may exist.
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#brainteasers #math

Find the right combination

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
CHECK ANSWER
#brainteasers #mastermind

Calculate the number 8216

NUMBERMANIA: Calculate the number 8216 using numbers [7, 6, 1, 9, 68, 585] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (6, 15, 17, 18, 19, 21, 22, 33, 35, 36, 92) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A+B*C.
CHECK ANSWER
#brainteasers #math #magicsquare

Find number abc

If 795ac - 7cb37 = babb find number abc. Multiple solutions may exist.
CHECK ANSWER
#brainteasers #math

Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
CHECK ANSWER
#brainteasers #mastermind
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