Daily Brain Teasers for Tuesday, 14 April 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
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
Calculate the number 1265
NUMBERMANIA: Calculate the number 1265 using numbers [7, 1, 5, 6, 55, 947] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 68cc8 + 4ab95 = ba85cc find number abc. Multiple solutions may exist.
#brainteasers #math

A wife comes home late at nigh...
A wife comes home late at night from being out of town and quietly opens the door to her bedroom.
From under the blanket she sees four legs instead of two. She reaches for a baseball bat and starts hitting the blanket as hard as she can. Once she's done, she goes to the kitchen to have a drink.
As she enters, she sees her husband there, reading a magazine.
"Hi Darling", he says, "Your parents have come to visit us, so l let them stay in our bedroom. Did you say 'hello'?"
From under the blanket she sees four legs instead of two. She reaches for a baseball bat and starts hitting the blanket as hard as she can. Once she's done, she goes to the kitchen to have a drink.
As she enters, she sees her husband there, reading a magazine.
"Hi Darling", he says, "Your parents have come to visit us, so l let them stay in our bedroom. Did you say 'hello'?"
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
Sir Victor HorsleyBorn 14 Apr 1857; died 16 Jul 1916 at age 59.Victor Alexander Haden Horsley was an English physiologist and neurosurgeon who was apioneerin surgery on the brain and spinal cord. Before age 30, on 25 May 1886, he performed his first human brain surgery: excision of a scar. In 1887, he worked with his former professor, Sir William Gowers, in the controversial first surgery to remove a spinal cord tumour, treating an Army officer (age 45) with a spastic paralysis of the lower extremities, enabling him to walk again. He researched thethyroid gland's function in regulating the body's growth and metabolism, and how its malfunction was related to myxedema and cretinism. He confirmed Louis Pasteur's development of an effective rabies vaccine, and advocated its use in England to prevent the disease. In his research to find physiological analogs with humans, he investigated the anatomy as diverse as woodpeckers, ducks and armadillos.« |
Calculate the number 6588
NUMBERMANIA: Calculate the number 6588 using numbers [4, 4, 8, 8, 46, 504] 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 (2, 6, 8, 9, 17, 19, 20, 62, 64, 65) 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 4a18c - 1a3b3 = c98a9 find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind
Calculate the number 7328
NUMBERMANIA: Calculate the number 7328 using numbers [5, 5, 3, 3, 98, 819] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 7b0a8 + 544ab = cb65a0 find number abc. Multiple solutions may exist.
#brainteasers #math