Simple Locking Puzzle

I wanted to model a sliding and locking puzzle like the wooden ones you typically see as stocking stuffers. This is a simple and quick print and the pieces easily slide together. (If you can figure it out) JK, there is a tutorial below with images. ASSEMBLY Step One: Start with the complete oval shape. Step Two: Slide one of the open interlocking ovals up onto the complete oval with the opening facing forward. Step Three: Slide the second and final open oval interlocking piece with the gap facin