Old Computer Challenge 2026 Day 4 - Making a Case in FreeCAD

Since the coding part is now done, I decided to solder the Arduino and IR sensor on a bit of perfboard, and then put it in a case. I don&#x27;t have a case though; but what I do have is a 3D printer, so I&#x27;m going to try my hands at designing one. This was interesting because I&#x27;ve never really designed anything before. I&#x27;ve always printed out models from Thingiverse or Printables ,…