Mind-teaser Master T-Shirts

Thought balloon shaped like the missing piece from a jigsaw puzzle.

Light Bulb Moment

Introducing...Anagraman.

'Forget the DaVinci Code! I'm still trying to crack the tax code!'

Clever visual metaphor used to personify the abstract concept of thought and memory.

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

"This just in: one of us always tells lies; the other always tells the truth. Who's who? Stay tuned."

Mensa Does Improv

"If a tree falls in the forest and no one is around, does it make a sound?"

"Have you been working out?"

'Scientists say that crosswords activate brain...'

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

'You see doctor I've been increasingly Forgetful.'

An abacus swimming pool

Annual Mensa Convention: 'Ok, who's the genius who forgot to send out the invitations?'

"Oh my God, help! Is there a logician on board?!"

"Caption contest"

Suddenly Paul realised that HE had been the odd one out all along.

"We tried to play nicely, but frankly it's not as much fun as tormenting each other."

"Very few people are aware that the 'New York Times' Sunday crossword puzzle is contagious."

How information mingles in our brains

Can you translate that to simple-minded!

'I have the MRI scan of your brain. The right hemisphere is clogged with computer passwords.'

"Whoops..."

'Do either of you fancy joining our pub quiz team?'

Rubik's ice cube.

Garden Sudoku

Answers to last week's brain-teasers

"When you sit down, you get a shock. Open a book, you get a shock. Write something, another shock. It's a typical psychology class."

Man with 'low memory' on his phone and his head

Sardine psychologist.

Hopkin's for Clinic the Dyslexic

'I wish there were true and false questions on math tests. At least that way I'd have a 70% chance of getting one right.'

Culturally significant problems solved