Everyone should have a go at something and post it.
I want a pop at that bliplane, looks pretty insane.
Origami is actually pretty easy as long as you have a nice square bit of paper.
Fold slowly and carefully, make sure the edges are perfect.
Most things start off from the one base shape. (Step 1-11 in the URL is the base shape)
http://www.wikihow.com/Make-an-Origami-Flying-Bird
That's the first thing I learned to make in primary school.
It's what I make whenever I'm in a pub and someone sticks a flyer down in front of me.