Brain Teaser Enthusiast T-Shirts

Celebrate the clever mind with t-shirts that feature witty puzzles, brain teasers, or clever designs that make a statement about loving a good challenge.

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'I never heard of anyone pulling a muscle while thinking.'

'I never heard of anyone pulling a muscle while thinking.' mockup

'I never heard of anyone pulling a muscle while thinking.'

from $19.00

Thinking with the left side of the brain/Thinking with what's left of your brain.

Thinking with the left side of the brain/Thinking with what's left of your brain. mockup

Thinking with the left side of the brain/Thinking with what's left of your brain.

from $19.00

'And what part of the formula don't you understand?'

'And what part of the formula don't you understand?' mockup

'And what part of the formula don't you understand?'

from $19.00

"You did very well on your I.Q. test. You're a man of 49 with the intelligence of a man of 53."

"You did very well on your I.Q. test. You're a man of 49 with the intelligence of a man of 53." mockup

"You did very well on your I.Q. test. You're a man of 49 with the intelligence of a man of 53."

from $19.00

"I'm having amnesia and deja vu at the same time. I think I've forgotten this before."

"I'm having amnesia and deja vu at the same time. I think I've forgotten this before." mockup

"I'm having amnesia and deja vu at the same time. I think I've forgotten this before."

from $19.00

INTELLIGENCE TESTING IS IN THE NEXT ROOM, 'Hi -- Where do I go to take the intelligence test?'

INTELLIGENCE TESTING IS IN THE NEXT ROOM, 'Hi -- Where do I go to take the intelligence test?' mockup

INTELLIGENCE TESTING IS IN THE NEXT ROOM, 'Hi -- Where do I go to take the intelligence test?'

from $19.00

'I've been treating you for months -- Has your memory shown ANY improvement?', 'Who wants to know?'

'I've been treating you for months -- Has your memory shown ANY improvement?', 'Who wants to know?' mockup

'I've been treating you for months -- Has your memory shown ANY improvement?', 'Who wants to know?'

from $19.00

Mouse doing a maze.

from $19.00

"I have a photographic memory, but only eight gigs of storage."

"I have a photographic memory, but only eight gigs of storage." mockup

"I have a photographic memory, but only eight gigs of storage."

from $19.00

Sudoku toilet paper

from $19.00

"Actually, I do my best thinking when Mr. Genius here is sound asleep. How about you?"

"Actually, I do my best thinking when Mr. Genius here is sound asleep. How about you?" mockup

"Actually, I do my best thinking when Mr. Genius here is sound asleep. How about you?"

from $19.00

"Your memory just needs a little jolt, Mr. Nevis."

"Your memory just needs a little jolt, Mr. Nevis." mockup

"Your memory just needs a little jolt, Mr. Nevis."

from $19.00

'Wait a sec! I'm a rocket scientist and I don't get it. . .'

'Wait a sec! I'm a rocket scientist and I don't get it. . .' mockup

'Wait a sec! I'm a rocket scientist and I don't get it. . .'

from $19.00

"Sod U OK!?"

from $19.00

"I can't remember if I took my smart pill."

"I can't remember if I took my smart pill." mockup

"I can't remember if I took my smart pill."

from $19.00

"This shouldn't be too hard. It's just the two letters."

"This shouldn't be too hard. It's just the two letters." mockup

"This shouldn't be too hard. It's just the two letters."

from $19.00

The one question that should be on the Mensa qualification exam, but isn't...

The one question that should be on the Mensa qualification exam, but isn't... mockup

The one question that should be on the Mensa qualification exam, but isn't...

from $19.00

Puzzle books - Guaranteed to fry your brain.

Puzzle books - Guaranteed to fry your brain. mockup

Puzzle books - Guaranteed to fry your brain.

from $19.00

Brain on-off switch.

from $19.00

Sardine psychologist.

from $19.00

How information mingles in our brains mockup

How information mingles in our brains

from $19.00

The Chess Master's Brain

from $19.00

A teacher trying to multiply horses by oranges.

A teacher trying to multiply horses by oranges. mockup

A teacher trying to multiply horses by oranges.

from $19.00

'So when did you first realize that you might be a scientist...?'

'So when did you first realize that you might be a scientist...?' mockup

'So when did you first realize that you might be a scientist...?'

from $19.00

Hopkin's for Clinic the Dyslexic

from $19.00

"New York 'Times,' Saturday crossword, 1999, twenty-two minutes, ballpoint."

"New York 'Times,' Saturday crossword, 1999, twenty-two minutes, ballpoint." mockup

"New York 'Times,' Saturday crossword, 1999, twenty-two minutes, ballpoint."

from $19.00

'What's 8x9?' - '72' - '...and what's 9x8?' - '27' - 'Not quite, Nigel... have another go.' - 'Oh, it burns... it burns.'

'What's 8x9?' - '72' - '...and what's 9x8?' - '27' - 'Not quite, Nigel... have another go.' - 'Oh, it burns... it burns.' mockup

'What's 8x9?' - '72' - '...and what's 9x8?' - '27' - 'Not quite, Nigel... have another go.' - 'Oh, it burns... it burns.'

from $19.00

'Maybe this is a question that should be left to the philosophers.'

'Maybe this is a question that should be left to the philosophers.' mockup

'Maybe this is a question that should be left to the philosophers.'

from $19.00

"Thank goodness - he's been trying to solve that Rubik's cube thing for over 30 years!"

"Thank goodness - he's been trying to solve that Rubik's cube thing for over 30 years!" mockup

"Thank goodness - he's been trying to solve that Rubik's cube thing for over 30 years!"

from $19.00

'Don't disturb your father for an hour he's busy doing the Five minute crossword.'

'Don't disturb your father for an hour he's busy doing the Five minute crossword.' mockup

'Don't disturb your father for an hour he's busy doing the Five minute crossword.'

from $19.00

"Those are my medals in mental gymnastics."

"Those are my medals in mental gymnastics." mockup

"Those are my medals in mental gymnastics."

from $19.00

Einstein's most embarrassing moment mockup

Einstein's most embarrassing moment

from $19.00

Mensa Login Security

from $19.00

This massive Rubik's Cube is a perfect representation of your future work program..."

This massive Rubik's Cube is a perfect representation of your future work program..." mockup

This massive Rubik's Cube is a perfect representation of your future work program..."

from $19.00

"Harold is a closet intellectual and he's never coming out."

"Harold is a closet intellectual and he's never coming out." mockup

"Harold is a closet intellectual and he's never coming out."

from $19.00

Brain Teaser Enthusiast T-Shirts Collection

Brain Teaser Enthusiast Mugs

Explore our collection of mugs perfect for brain teaser enthusiasts, combining humor and clever designs to brighten their day.

Brain Teaser Enthusiast Pillows

Find fun and witty pillows for the puzzle enthusiast in your life, adding personality and humor to their comfort space.

Brain Teaser Enthusiast Prints

Browse our prints with puzzles and riddles, ideal for inspiring the creative and analytical mind at home or in the office.