jsc2021e029749 (7/13/2021) --- A preflight view of the assembled Blob Box. The goal of the Blob investigation is to observe the influence of microgravity on the Blob’s (a unicellular organism whose scientific name is Physarum polycephalum) behaviour when it explores its environment or when it eats. A ground experiment takes place in schools and the results are compared against the results of the International Space Station conclusions. The final goal is motivate students from France and other European Space Agency (ESA) Member States to study the Biological sciences.