Blinz.

Creases of this form seem very simple, but, from my point of view, it is one of the most perspective base forms. You can see that, folding the square, we again came to a square. It means, we can fold from it one of the base forms. Such base forms are called blinz bases.

Fish.

The name of this base speaks for itself. You can see the head, tail and two fins. It is necessary only to form their.

Waterbomb.

Other name of the waterbomb is the double triangle.

Square.

If you will turn out a double square inside out, you have got the watebomb.

Now you can turn to the complex base forms.