Parts. Look at all of those Apollo Studs! A Brown Travis Brick, those Bar Ball Joints in Dark Bley, two different sizes of Dishes, Bar Plates, Skeleton Arms, Black Ingots, Clip Plates, a Motor Brick, Bucket Handles, a Trans-Clear Round 1x1 Brick, a Trans-Clear 1x2 Tile, a Black Lightsaber Blade, Female Ball Joint Plates, Cheese Slopes, Bricks, and Plates. This set is a smorgasbord of usefulness.
Can you build something -- a frame, station, or starship -- right away? Yes. (+5)
Is it below, at, or above the golden ratio? Below. (+5) (The Golden Ratio is $0.10 per part.)
If you can't build a frame right away, or choose not to, does it have parts you should be able to put into use right away? Yes. (+5)
Does it have more than a handful of immediately useful parts? Yes. (+5)
Score: +20 (A+). This one hits it out of the park.