diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/echiquier-sissa-riz-grain-mass-measurement_L1100.gif b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/echiquier-sissa-riz-grain-mass-measurement_L1100.gif
new file mode 100644
index 000000000..2f43867fc
Binary files /dev/null and b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/echiquier-sissa-riz-grain-mass-measurement_L1100.gif differ