What paper went into that flap?

How would you make a single flap?

I didn't have to try to flap my wings.

We're going to learn how to make one flap.

Well, there are other ways of making a flap.

If I make the flap as skinny as possible,

Quick to assemble. It's got a flap, that's the invention.

Quick to assemble. It's got a flap that's the invention.

Kennedy, we are 100 percent. Flap suspension control on full.

I toss them a dead fish, and they'll flap their flippers.

130 men are on their way! Flap around all you like!

It's very complicated, but it turns out they flap their wings very quickly.

So that's the flap, and all the rest of the paper's left over.

And if I make the flap from the middle, it uses a full circle.

I'm curious, you started your beautiful sequence on flight with a plane kind of trying to flap its wings and failing horribly, and there haven't been that many planes built since that flap wings.

If I put the flap on the edge, it uses a half circle of paper.

In November 1889, during maneuvers, he saw crows gliding and noticed that they did not flap.

A similar technique where tissue is transferred with the blood supply intact is called a flap.

And you can see there, it needs a quarter circle of paper to make a flap.

And it's hard to show kind of flap coming out of juby you can imagine it.

So, no matter how I make a flap, it needs some part of a circular region of paper.

I haven't eaten all day! guard coughing and sniffling You hear that? guard blowing nose guard clearing throat flap

If I make the flap as skinny as possible, I get to the limit of the minimum amount of paper needed.

And he held up the flap of the bar. Mr. Marvel rushed behind the bar as the summons outside was repeated.

Later versions use the 30N6 FLAP LID B or TOMB STONE radar to guide the missiles via command guidance seeker aided ground guidance (SAGG).

The U.N. you know, they took 20 years just to add a flap to a tent, but I think we have some more exciting things.

The flight of the greater yellow headed is an example of static soaring flight, which uses thermals to maintain altitude without the need to flap its wings.

And we tackle this problem by building giant, dynamically scaled model robot insects that would flap in giant pools of mineral oil where we could study the aerodynamic forces.

And from that stick figure, I somehow have to get to a folded shape that has a part for every bit of the subject, a flap for every leg.

Fold it in half, fold it in half, fold it again, until it gets long and narrow, and then we'll say at the end of that, that's a flap.

If there are any more signs of greediness from you two... there'll be a counteraction for personal damages... due to your criminal carelessness in leaving the cellar flap open.

Well, if I unfold it and go back to the crease pattern, you can see that the upper left corner of that shape is the paper that went into the flap.

Take a square. Fold it in half, fold it in half, fold it again, until it gets long and narrow, and then we'll say at the end of that, that's a flap.

And even as he did so the flap of the bar was shut down and the bolt clicked, and then with a tremendous thud the catch of the door snapped and the bar parlour door burst open.

And it turns out that the insects flap their wings in a very clever way, at a very high angle of attack that creates a structure at the leading edge of the wing, a little tornado like structure called a leading edge vortex, and it's that vortex that actually enables the wings to make enough force for the animal to stay in the air.