After placing the first one, Maria did the second, the third and more. It was a very easy job.

Soon, Maria had finished making an entire wall out of wood!

The second and third wall of Maria's shelter were easily built just Like that.

At this point, only the roof and the main door were to be established in order to completely finish the wooden shelter. Nonetheless, the progress of the prototype house had been amazing.

“Would you look at that? By visual inspection alone, this wooden house is about 2 meters high and its available internal area is at least 5 square meters!"