diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/40.n3/20.fr/10.main/textbook.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/40.n3/20.fr/10.main/textbook.fr.md
index 0440dc685..d1ece6231 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/40.n3/20.fr/10.main/textbook.fr.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/40.n3/20.fr/10.main/textbook.fr.md
@@ -3,6 +3,15 @@ title: Mécanique classique, n3, main
 published: true
 routable: true
 visible: false
+lessons:
+    - slug: mecanique-classique-n3-linear
+      order: 1
+    - slug: mecanique-classique-123-panorama
+      order: 3
+    - slug: mecanique-classique-234-panorama
+      order: 2
+    - slug: classical-mechanics-n3-exchange
+      order: 2
 ---
 
 ### Mécanique classique, n3, main
\ No newline at end of file