The geometry involved in the piece is something you could easily see in the creases displayed on the opened paper. Scientists and artists have studied these geometric aspects as well as origamists and mathematicians. Mathematicians throughout time have developed ways to use geometry to define origami; they have designed highly sophisticated models using fundamental theorems. Folding paper may sound boring to some people but for thousands in the world the folding paper or the art of origami, has become quite significant. It may sound juvenile to some but origami can be quite challenging which is what interests many people. The art of origami uses mathematics which again can be challenging for many people. Because origami is time consuming and often includes tiny objects, it's important to have paper that can withstand the process. Having the perfect paper for origami is the same as having the perfect canvass for a painting. Without it, the individual cannot be certain of success. Who ever knew that folding paper could be so complicated? There are thousands of people who are interested in crafts. There are thousands of crafts and crafting ideas worldwide. One craft, often referred to as an art is origami. This concept was discovered or invented hundreds of years ago in China and Japan. Although it's unknown exactly where origami was first used, this activity was and continues to be an important part of the Japanese culture. If you need a second diagonal fold open the sheet of paper completely before starting the second fold to get a more exact line. The Envelope - using a square piece of paper make diagonal folds down the center in both directions. Open the paper and bring each corner up to the middle. The Picture Frame - First make the Envelope. Just unfold the packaging to form the base of the chair, add the cushions and covers that are packed inside and your chair is ready for use with nothing that has to be thrown out or recycled. Buildings: Fumihiko Maki designed the Kirishima International Concert Hall. This hall was built using the architect's trademark brushed silver surfaces and was located on a secluded mountain site.