Looking at the slope of this fitting line, the average Lego density is 0.565 g/cm ... it would fall somewhere between the tall 2x2 and the tall 4x1 brick. How about just one homework question.

Building Lego towers is a competitive business - this one in Prague, at 32.5m, may be the tallest to date It's not just children who like to build towers with Lego - the internet is alive with ...