diff --git a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.en.md b/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.en.md
deleted file mode 100644
index 70107fd31..000000000
--- a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.en.md
+++ /dev/null
@@ -1,14 +0,0 @@
----
-title: 'course : level-1'
----
-
-course : level-1 
-- or level+1 if current level = 1
-- or level-2  if current level = 4
-
-#####for parallel or other level course :
-It will be possible to redirect towards an other page in the m3p2 cursus.
-Or to write here some paragraphes separated by html from an other pages, I think.
-Or write here a completely new parallel course
-
-For the moment, please wait.
\ No newline at end of file
diff --git a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.es.md b/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.es.md
deleted file mode 100644
index 275c981f4..000000000
--- a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.es.md
+++ /dev/null
@@ -1,14 +0,0 @@
----
-title: 'curso : nivel-1'
----
-
-curso : nivel-1
-- or level+1 if current level = 1
-- or level-2  if current level = 4
-
-##### para un curso paralelo o de otro nivel:
-Será (ya es) posible redirigir hacia otra página en el cursus m3p2.
-O escribir aquí algunos párrafos separados por html de otras páginas, creo.
-Tambien podemos aquí escribir un curso paralelo o de otro nivel completamente nuevo
-
-*Por el momento, por favor espere*
\ No newline at end of file
diff --git a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.fr.md b/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.fr.md
deleted file mode 100644
index f3b1ebb60..000000000
--- a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/05.fermat-application/06.fermat-application-level-down/page.fr.md
+++ /dev/null
@@ -1,14 +0,0 @@
----
-title: 'cours : niveau-1'
----
-
-cours : niveau-1
-- or level+1 if current level = 1
-- or level-2  if current level = 4
-
-##### pour un cours parallèle ou d'un autre niveau
-Il sera posible (cela l'est déjà) de rediriger automatiquement vers une autre page dans le cursus m3p2.
-Ou d'écrire quelques paragraphes avec entre du html emprunter à d'autres pages je pense.
-On peut toujours aussi écrire ici un cours parallèle ou d'un autre niveau complétement nouveau
-
-*Pour le moment,, attendre, SVP*
\ No newline at end of file