The long line of steel rails were as the bars of a prison.

There's my first exploded view and all the little pieces and the little worm drive and all that stuff.

To hell with the screw!

So consumers got overleveraged.

There's a gyroscope in it.

Helix

The Spiral

Spiral

Winkles?

You won't be punished. I give you my word.

Spiral1

Spiral2

Complex number

Spiral number

Helix

Spiral

Screw

Squiral

Corkscrew!

Monkey wrench? Oh.

My golf clubs. Putter, niblick, No.3 iron.

If you increase the speed of each of these rotors, then the robot flies up, it accelerates up.

Golden spiral

Squiral

Toxic spirals

Helix 2

Helix 3

Helix 4

Handedness

Spiral Shape

Change spiral

A spiral shape

It was the banisters, the broken banisters.

So these are helicopters with four rotors and they're roughly a meter or so in scale and weigh several pounds.

Conch and lobster are the main catches and there is a conch farm.

Curls on Green

You can do gears and nuts and bolts that you can buy at Whole Foods.

And on the right hand side, there's a scale that shows the rocket's velocity.

And then finally, I take a rule, and move the rule to a date line which then tells me the time here.

Golden spiral sections

Where's the propellers?

Corkscrew.

Spirulina was important in terms of food safety, and had a tangible economic impact.

So it has four rotors.

OK, so here, this is the book spiral.