Simon's origami at

Part of Simon's models can be found at Some of them are referenced below. You may find more, if you browse the site.
NOTE: not everything has been translated into the English. If links are missing, please exchange /en/ in the path with /da/. And get aided with Google translate or other similar services. Or write to me and ask!

Big-mouthed frogs

a typical model, from A4.

Rabbit bride and groom

Another typical model, also in A4.

Curved folds

Elegant curves.

Flower decoration

Iris - an elegant decoration.