Prehistoric Progenitor T-Shirts

'What would your mum say if she saw you drawing all over the wall like that?'

Ancient Racing

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

"See, Og If mammoth foot ticklish, could me do this"

'I've been a nervous rex all day.'

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

The discovery of asparagus.

"It's an Eyesaur."

The First Cone of Shame.

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

'We just invented cooking yesterday, and already she's serving leftovers!'

'My father is very hard to communicate with ? he only knows nouns and interjections.'

A caveman rubs two sticks together and gets a computer.

“If they were huggers like us they would have evolved useful arms.”

'Why is it always me that has to put the cat out?'

'Of course, I'm not one of those glamorous paleontologists who are all over TV these days.'

"I think your going to need a business plan."

"When I grow up, I want to be a scientists like Uncle Grog."

'This is gluten free, isn't it?'

"It's a giant banana but is it an organic giant banana?"

Dinosaurs ponder fad dieting prior to extinction.

"Google Earth must have a defective camera. There's a big red spot above our location."

"You're right. I have to come up with a brake of some kind."

'Gentlemen, invent your engines.'

Ape ambushes anteater hiding behind a monolith.

Garg saw the future, but didn't quite know what to do with it.

'Another invention? -- You are SUCH a geek!'

Geekasaurus.

"Listen, the first pterodactyl of spring."

"I promise you. One day granite kitchens will be the in thing."

'I'm calling my invention 'IPO'.'

'So Roger, how's your invention going?'

"Grog understand supply and demand."

Tyrannosaurus Tex

"Oh yeah? Well, what if I were the first man on earth?"