Simple fidget (with easy tutorial)

A simple fidget that comes with a tutorial so that you can make some too !TutorialOpen your CAD (Fusion 360, FreeCAD, SolidWorks, …) but not blender or things like that. The type of ones that uses commands like “Extrude”, “Sketch”, “Revolve”, …Create Sketch on the X-Z plane (like the floor) and create a shape (using the line, rectangle, polygon, or other tools for that kind of stuff)Then, finish sketchCreate a new sketch on the on the X - Y or Z - Y plane (like a wall) and create, with the line