If you download a prt.1.zip file from an academic source, be aware that files created in the cannot be opened in the Commercial Edition . This is a security measure to prevent student licenses from being used for professional work.
In Creo Parametric, every time you save a part, the software creates a new version of the file rather than overwriting the old one.
Figuring out how to pattern a feature along a variable curve or sine wave . 4. Technical Tip: The "Education" Lock
When you see these files shared online, they usually contain one of the following "interesting" design puzzles: