Despite the abundance of clay materials in sub Sahara Africa, most buildings are made from sand blocks. How to shift from sand blocks to clay bricks with poor technology?
Adobe blocks can be made with soils consisting of higher clay content. It is also one of the oldest and economical forms of block-making techniques, which can be adopted with minimum skill, labor, and resources (tools). There are instances where the less privileged amongst the society have prepared/constructed with minimum guidance. The below document will give an insight into the tools, tricks, and techniques.
PS: It is not poor technology. It is for the less privileged nations/society.