It's like a wall to the electricity.

Clay

Molding clay.

If I separate them again, I have some light.

The answer is really basic materials modeling wire, paper, clay, and using something like this is able to make something look like a pair of glasses really quickly.

Or PlayDoh.

It's how they, see, have those album things kids don't know what they are.

It's a tawa.

Well now if I take that sugar dough, the sugar dough doesn't want to conduct electricity.

And that sugar dough?

So what were these used for?

You know?

Mattie. Papa. Uh, this is Mr. Russell.

It's about the size of a rugby ball.

Sumerian clay stones have been found that date to the fourth millennium BC.

And so I want to do a little demo for you.

But our homemade play dough actually has half the resistance of commercial Play Doh.

We started with a natural occurring clay called montmorillonite.

Tom worked the clay into a vase.

He formed the clay into a bowl.

He shaped the statue from clay.

When it rains, it pours.

It's raining cats and dogs.

It's raining heavily.

It never rains but it pours.

It's raining cats and dogs.

The heat of the sun hardens clay.

And the Koran says, He speaks to the angels and says,

But wait, this is actually my favorite project.

Now if we can just convince your father. That clay's not too heavy, is it?

This is a clay maker.

He was here when I left.

The Sumerians kept records of business deals using tiny, clay sculptures of goats, donkeys, and oxen.

He hardened clay by putting it into a fire.

We began, perhaps 5,000 years ago, with writing.

It could run a metabolism on it.

And we're still trying to keep with the real character.

When it rains, it pours.

It never rains but it pours.

It was quite a storm we had. It was right in the middle of a game.

And I want to mention that these seals were used for stamping clay tags that were attached to bundles of goods, so it's quite likely that these tags, at least some of them, contain names of merchants.

We've had a mom in Utah who used them with her kids, to a science researcher in the U.K., and curriculum developers in Hawaii.

He fashioned an elegant pot out of clay.

The flood deposited a layer of mud.

A video?