3D printing is a process through which one can convert digital files/models into three-dimensional physical objects. 3D printers do this by joining successive layers of material. Because of this, some people also refer to 3D printing as additive manufacturing.
While many people think of 3D printing as a new technology, its history dates back to the early 1980s. Nonetheless, the popularity of 3D printing is rising. In 2013 for example, analysts estimated that the global 3D industry was worth $3.07 billion. By 2016, the value of the global 3D printing industry had grown to an estimated $7.9 billion. Analysts project that by 2022, the 3D printing industry may be worth $33.58 billion.
Today, one of the areas in which 3D printing is making a mark is education; from primary to …
