Challenge Your Students to Create and 3D Print an Intersecting Silhouette
TETe – INTERSECTING SILHOUETTES intersecting silhouettes CHALLENGE YOUR STUDENTS TO CREATE AND 3D PRINT AN INTERSECTING SILHOUETTE echnology and engineering students meaning to a person who sees the object from are often given challenges to design a particular vantage point using the silhouette and create a prototyping for a product of the object. Silhouettes are filled outlines of that meets a particular need. However, an object without any internal distinguishing Tin process engineering, there may be instances features. They have been used for millennia where students could instead be asked to refine (Jackson, 1911), with applications in historiogra- BY a particular process and find applications for phy, art, design, and signage. A silhouette can it. This article shares a basic procedure for be cut out of paper, steel, or other flat sheets of JIM creating a product that is the intersection of material. As you walk around it to view it edge- FLOWERS silhouettes, and it is especially appropriate for on, the image disappears into a line. technology labs where students can use 3D design software and 3D printers. Now imagine a physical object where you see a silhouette by looking at the front of the object. BACKGROUND But with this object, as you walk around it or rotate the object in your hand, a completely In two-dimensional graphics, the term “ambig- Intersecting different silhouette appears, a 3D ambigram. ram” refers to “a word, art form, or other symbol- silhouettes are Jonathan Borofsky’s 2004 sculpture at Penn ic representation whose elements retain mean- Station in Bal- sometimes ing when viewed or interpreted from a different timore, MD, direction, perspective, or orientation” (Wikipedia, greeted with Male/Female, n.d., Para.
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