Daily Brain Teasers for Thursday, 25 June 2026
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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 (3, 7, 8, 11, 27, 30, 31, 32, 34, 35, 42, 48) 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.
#brainteasers #math #magicsquare
Find number abc
If c3294 + bba8c = aa9479 find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind

A man gets pulled over by the police...
A man was stopped by the police around 2 am. The officer asked him where he was going at that time of night.
The man replied, "I'm on my way to a lecture about alcohol abuse and the effects it has on the human body, as well as smoking and staying out late."
The officer then asked, "Really? Who's giving that lecture at this time of night?"
The man replied, "That would be my wife."
Calculate the number 8628
NUMBERMANIA: Calculate the number 8628 using numbers [5, 4, 5, 4, 50, 937] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Ferdinand CohnDied 25 Jun 1898 at age 70 (born 24 Jan 1828).Ferdinand (Julius) Cohn was a German naturalist and botanist who is considered one of the founders of bacteriology and known for his studies of algae, bacteria, and fungi, insect epidemics and plant diseases. From his early studies of microscopic life he developed theories of the bacterial causes of infectious disease and recognized bacteria as plants. He showed that the protoplasm was almost identical in plant and animal cells. He founded the science of bacteriology with a three volume treatise published in 1872 which classified bacteria into genera and species. Cohn gave Robert Koch a position in his lab and aided him in preparing Koch's famous work on anthrax. |
Find number abc
If 5a9bb + 49bc9 = 1aab57 find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind
Calculate the number 4293
NUMBERMANIA: Calculate the number 4293 using numbers [9, 7, 1, 9, 24, 570] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (6, 11, 16, 18, 19, 31, 35, 36, 40, 41, 45, 95) 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.
#brainteasers #math #magicsquare
Find number abc
If b94ab + 3a66c = 6acc3 find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind