I am a complete Blender newb, so it's entirely possible that I am messing something up.
In this capture I am trying to select all of the "brick" objects I have created using a mouse-drag box select: 
Am I doing something wrong? I saw some bug reports along the same lines but they don't seem to be resolved..
Windows 10, all updates installed, I JUST updated my Intel graphics driver to the latest supplied by Dell for my machine's model.