BRAIN TEASERS

Daily Brain Teasers for Monday, 30 March 2026

Daily Brain Teasers for Monday, 30 March 2026 puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ...

Calculate the number 2924

NUMBERMANIA: Calculate the number 2924 using numbers [9, 5, 7, 5, 18, 597] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Find number abc

If a350b - 25a28 = 3c8ca 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.
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#brainteasers #mastermind

Climbing

Q: Why did the blond climb the glass wall?
A: To see what was on the other side.
Jokes of the day - Daily updated jokes. New jokes every day.

Calculate the number 714

NUMBERMANIA: Calculate the number 714 using numbers [5, 3, 7, 6, 27, 116] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Classification of geological eras

In 1759, Italian geologist Giovanni Arduino (1714-1795) dated a letter to Professor A.Vallisneri the younger, in which Arduino proposed a classification of Earth's surface rocks according to four brackets of successively younger orders: Primary, Secondary, Tertiary and Quaternary. These are the four geological eras used today. The volcanic rocks without fossils which he saw in the Atesine Alps that formed the cores of large mountains he called Primary. Overlying them, the fossil rich rocks of limestone and clay that were found on the prealpine flanks of the mountains he called Secondary. The less consolidated fossil-bearing rocks of the subalpine foothills, he named Tertiary, and the alluvial rock deposits in the plains were the Quaternary.«

MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (12, 13, 14, 15, 22, 24, 43, 44, 53, 77) 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 b85c1 - 22581 = 25a2c find number abc. Multiple solutions may exist.
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#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

Calculate the number 2628

NUMBERMANIA: Calculate the number 2628 using numbers [3, 3, 7, 7, 83, 205] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Find number abc

If 5b21b - ac7cc = 1751b find number abc. Multiple solutions may exist.
CHECK ANSWER
#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
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