Papercraft is a form of crafting in which paper is used to create three dimensional objects such as models or sculptures. Some people refer to papercraft as pepakura, in an homage to the large Japanese papercrafting community. Papercraft can be large or small, humble or ambitious, and it is incredibly varied. It is also easy to learn, and the Internet has greatly facilitated the exchange of papercraft designs and patterns. In addition, many Internet forums provide useful tips for budding papercrafters who may be struggling with their work.