diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/classical-mechanics/n4/textbook.en.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/classical-mechanics/n4/textbook.en.md
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+++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/classical-mechanics/n4/textbook.en.md
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+---
+title: Brainstorming to structure a theme "Classical mechanics"
+published: true
+routable: true
+visible: false
+lessons:
+    - slug: brainstorming-234-classical-mechanics
+      order: 3
+---
+
+#### Brainstorming to structure a theme "Classical mechanics" : level 4
+
+--------------------------------
\ No newline at end of file