Cyanotype, also known as the blueprint method, was used in the 19th and 20th centuries to copy technical drawings of buildings and ships. Nowadays it is mostly used by hobbyists, and you can give it a try too with the “Cyanotype” set! Create a blueprint copy of the famous Great Wave off Kanagawa. You will also try drawing with an LED and learn about the properties of a beautiful blue pigment — Prussian Blue.