diff --git a/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/40.n4/20.overview/cheatsheet.fr.md b/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/40.n4/20.overview/cheatsheet.fr.md
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+++ b/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/40.n4/20.overview/cheatsheet.fr.md
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+---
+title: overview
+published: true
+routable: true
+visible: false
+lessons: 
+   - slug: set-systems-g12-overview-panorama
+     order: 3
+   - slug: set-systems-234-overview-panorama
+     order: 1
+---
+
+### Des ensembles aux systèmes : niveau 4
+
+#### Tests écran smartphone de lisibilité figures
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