Prehistoric Pondering T-Shirts

'I decided the world wasn't ready for the wheel, so I invented the desk.'

"Can you stop that crap? The bison are on the move."

'1, 2...many.'

Wheel technical support.

'What's fire?'

"Tracking a wildebeest and crushing its skull has made me want to get up early and invent agriculture."

'I can't help thinking there's something else we can do with this.'

'With your looks and my brains... Or is it your brains and my looks?'

'The wheel is obsolete. This is a hex nut.'

Forget about it, Ghak. Your 'Golf' will NEVER gain acceptance!

'Dinner's almost ready — go wash your knuckles.'

'You're lucky, when I was your age, I didn't have a wheel or a fire.'

Krog almost invents fire.

Early critics.

The first car accident.

Ancient Racing

"I don’t know what your invention’s called, but it’s really irritating."

"And this is our media room."

"Wheel, schmeel—check these babies out!"

65 Million Years Ago

The discovery of asparagus.

'Jurassic Pork.'

"Oh boy charades! I love charades! Something big? Is it a bird? It's sharp! Behind? Above?"

"Admit it, we're lost."

'Seriously, in this day and age, how can people still believe in this nonsense that we have evolved from microbes...?'

"Look, Professor - a stegosaurus!"

Those Were The Days

"Of course it's not clean energy -- We don't have clean ANYTHING!"

"Or we could tally the sheep like this."

Another Theory as to Why Dinosaurs became Extinct.

The Evolution Of Man.

'We need to have a shake-up!'

"I told you a firecracker behind his back didn't seem like a good idea!"

"How the hell is that supposed to feed us?"

'When do they learn to stand upright?'