diff --git a/README.md b/README.md
index 198b836..2025fc5 100644
--- a/README.md
+++ b/README.md
@@ -14,8 +14,8 @@ You can test the app [here](https://github.com/nath54/BetterOrganization/release
 
 * [x] add a translation to the app
 * [x] add a search page to allow users to search directly for an element instead of browsing into directories and sheet element lists
-* [ ] Solve the bug with the (A réviser) page
-* [ ] Solve the bug with knowledge
+* [x] Solve the bug with the (A réviser) page
+* [x] Solve the bug with knowledge
 * [x] add a system to reduce the knowledge of elements with time to force the user to learn them again and don't forget them
 * [ ] add confirmation popups for preventing errors where a delete button is pressed
 * [ ] add limitations to the size of the differents inputs elements (like titles, or sheets elements).
diff --git a/global/Global.gd b/global/Global.gd
index ab22288..38c7ab2 100644
--- a/global/Global.gd
+++ b/global/Global.gd
@@ -315,6 +315,6 @@ func get_fiche_knowledge_score(fiche: Dictionary) -> float:
 	#
 	var score: float = 0.0; # négatif = plutot mauvais, positif = plutot bon
 	for row in fiche["data"]:
-		score += row[2] - 5;
-	score /= float(len(fiche["data"]));
-	return score;
+		score += row[2] - 5; # Compris entre -5 et 5
+	score /= float(len(fiche["data"])); 
+	return score; # Compris entre -5 et 5
diff --git a/pages/sheets/A reviser/A reviser.gd b/pages/sheets/A reviser/A reviser.gd
index 070164b..0ce46be 100644
--- a/pages/sheets/A reviser/A reviser.gd	
+++ b/pages/sheets/A reviser/A reviser.gd	
@@ -17,23 +17,23 @@ func _ready():
 	# 
 	var nb: int = 0;
 	for lf in lst_fiches:
-		if lf[0] <= 0:
-			var sum_known: float = 0;
-			var nb_known: int = 0;
-			var nb_unknown: int = 0;
+		if lf[0] <= 0.25:
 			var f: Dictionary = lf[1];
+			var sum_known: float = 0.0;
+			var nb_known: float = 0.0;
+			var nb_unknown: float = 0.0;
 			for e in f["data"]:
 				if e[2] == -1:
-					nb_unknown += 1;
+					nb_unknown += 1.0;
 				else:
-					nb_known += 1;
-					sum_known += e[2];
+					nb_known += 1.0;
+					sum_known += e[2]/10.0;
 			var cl: Color;
-			if nb_known + nb_unknown > 0:
+			if nb_known + nb_unknown > 0.0:
 				var know_moy: float = 0.0;
-				if nb_known > 0:
+				if nb_known > 0.0:
 					know_moy = sum_known / float(nb_known);
-				cl = Color(0.5*nb_unknown/(nb_known+nb_unknown)+1*nb_known/(nb_known+nb_unknown)*(1-know_moy), 0.5*nb_known/(nb_known+nb_unknown)+1*nb_known/(nb_known+nb_unknown)*(know_moy), 0.5*nb_known/(nb_known+nb_unknown));
+				cl = Color(0.5*(nb_unknown/(nb_known+nb_unknown))+1.0*(nb_known/(nb_known+nb_unknown))*(1.0-know_moy), 0.5*(nb_unknown/(nb_known+nb_unknown))+1.0*(nb_known/(nb_known+nb_unknown))*(know_moy), 0.5*(nb_unknown/(nb_known+nb_unknown)));
 			else:
 				cl = Color(1, 1, 1);
 			#
@@ -68,6 +68,7 @@ func _on_bt_fiche_activ_pressed(lf: Array) -> void:
 
 
 func _on_bt_fiche_pressed(lf: Array) -> void:
+	Global.current_dir = lf[2].slice(0, len(lf[2])-2);
 	Global.active_object = Global.get_dict_at_path(lf[2]);
 	if (not "mode_aff" in Global.active_object.keys()) or Global.active_object["mode_aff"] == 1:
 		Global.main_nav.really_change_page("res://pages/sheets/create_sheet.tscn", false);
@@ -75,8 +76,6 @@ func _on_bt_fiche_pressed(lf: Array) -> void:
 		Global.main_nav.really_change_page("res://pages/sheets/sheet_elt_list_mode2.tscn", false);
 
 
-
-
 func parcour_aux(dir: Dictionary, current_path: Array):
 	for de in dir.keys():
 		if typeof(dir[de]) == TYPE_DICTIONARY:
@@ -86,8 +85,5 @@ func parcour_aux(dir: Dictionary, current_path: Array):
 				lst_fiches.append([Global.get_fiche_knowledge_score(dir[de]), dir[de], current_path+[de]]);
 	#
 
-
-
-
 func _on_Bt_retour_pressed():
 	Global.go_to_page("res://pages/sheets/page_sheets.tscn");
diff --git a/pages/sheets/page_dossiers_sheets.gd b/pages/sheets/page_dossiers_sheets.gd
index 7217ba3..4f47387 100644
--- a/pages/sheets/page_dossiers_sheets.gd
+++ b/pages/sheets/page_dossiers_sheets.gd
@@ -37,21 +37,21 @@ func draw_subdirs() -> void:
 				$VBoxContainer/ScrollContainer/Sous_Dossiers.add_child(bt);
 				bt.set_text(c);
 			elif cur_dir_dict[c]["@type"] == "sheet":
-				var sum_known: float = 0;
-				var nb_known: int = 0;
-				var nb_unknown: int = 0;
+				var sum_known: float = 0.0;
+				var nb_known: float = 0.0;
+				var nb_unknown: float = 0.0;
 				for e in cur_dir_dict[c]["data"]:
 					if e[2] == -1:
-						nb_unknown += 1;
+						nb_unknown += 1.0;
 					else:
-						nb_known += 1;
-						sum_known += e[2];
+						nb_known += 1.0;
+						sum_known += e[2]/10.0;
 				var cl: Color;
-				if nb_known + nb_unknown > 0:
+				if nb_known + nb_unknown > 0.0:
 					var know_moy: float = 0.0;
-					if nb_known > 0:
+					if nb_known > 0.0:
 						know_moy = sum_known / float(nb_known);
-					cl = Color(0.5*nb_unknown/(nb_known+nb_unknown)+1*nb_known/(nb_known+nb_unknown)*(1-know_moy), 0.5*nb_known/(nb_known+nb_unknown)+1*nb_known/(nb_known+nb_unknown)*(know_moy), 0.5*nb_known/(nb_known+nb_unknown));
+					cl = Color(0.5*(nb_unknown/(nb_known+nb_unknown))+1.0*(nb_known/(nb_known+nb_unknown))*(1.0-know_moy), 0.5*(nb_unknown/(nb_known+nb_unknown))+1.0*(nb_known/(nb_known+nb_unknown))*(know_moy), 0.5*(nb_unknown/(nb_known+nb_unknown)));
 				else:
 					cl = Color(1, 1, 1);
 				#