diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/40.n4/textbook.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/40.n4/textbook.fr.md
new file mode 100644
index 000000000..2fd513a0e
--- /dev/null
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/40.n4/textbook.fr.md
@@ -0,0 +1,7 @@
+---
+title: Les relativités niveau 4
+published: true
+routable: true
+visible: false
+---
+