Brain Teaser Aficionado T-Shirts

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

zzzzzzz-zzzzzzz. Darn, I feel like I should know this.

Quiten brain farts in the elevator.

A graffiti artist is spray painting a graffiti artist, who appears to be spraying the next graffiti artist in an optical illusion.

Behavioral Psychology Department

Dumbing Down for Smarties

Erno Rubik at home.

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

A Crossword puzzle.

'Scientists say that crosswords activate brain...'

Sudoku: 'Before...after'.

Your Sudoku is in the paper.

"What's the square root of 65,536?"

Light Bulb Moment

A Major Refresher Course is in Order.

Introducing...Anagraman.

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."

'Have you seen me?' (Brain missing in TV viewer)

Rodin's Thinker.

"Have you been working out?"

"My first night in the lab and I was clearly the smallest brain in the place."

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

School. I like solving problems with X's and Y's, so I'll probably go into either math or genetics!

Mensa Does Improv

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

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

Owl thinks of mathematical equation.

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

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"

An abacus swimming pool

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