The horizontal section is made up of a simple "T" consisting of two Bioblos lying on edge.

Picture 1

Each of the next layers is placed rotated by 120°, whereby it should be ensured that the Bioblos are always firmly supported on 2 points.

Picture 2

TIP: Constructions like this one (with only 2 blocks per layer) are the easiest and fastest way to build a tower: 2.40 meters room height can be reached with only 200 Bioblos!

In our Bioblo-panorama you can see a blue and white T-tower on the left side (click on the picture for the high-resolution version):