diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/20.n1/10.main/.gitkeep b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/20.n1/10.main/.gitkeep deleted file mode 100644 index e69de29bb..000000000