This is instruction for making a simple paper airplane.For this you will need only a4 paper.Good luck ;)
P.S. This is my first instructable,i hope you like it :)
First of all, you will need A4 paper.
Then flexure the paper as shown in the picture.
Then note how straight folds paper.
Then flexure the plane in half as shown in the picture.
And finally, your airplane is ready.