A model set for making miniatures of “Aperture Science Weighted Storage Cube” and its variants from the Portal 2.
The default size is supposed to be in 1:12 scale which assumes the 1:1 height of the cube would be 2.25 ft.
File name of each part contains a number suggests amount needed to make one cube.
The parts shown in the pictures were printed under 0.2 mm layer height & 0.4 mm nozzles.
Some alternative parts for different logos are also available.
It may or may not require glue, which depends on material properties, printing issues, etc.
Deformities like oozing would make assembly difficult, though some sanding or cutting tools could fix that.
A video for reference:
The author marked this model as their own original creation.