This is for the Primitives Modelling Exercise. Wanted to do something other than a snowman, so I went with an Apollo Service Module. (Due to the lesson's mesh editing constraints, the window wound up as a 4-sided cone to get a slight taper)
Well, here is my Sci-Fi Crate. I added a few details as suggested, in particular a keypad entry for the lock. However, lessons-learned: Zoom out and check the size vs the whole object. I was zoomed in working away, and when I was done, realized it should have been MUCH bigger. Next time...