diff --git a/notes_tools/tools/term_tools.py b/notes_tools/tools/term_tools.py
index 1333a76..7dd984e 100644
--- a/notes_tools/tools/term_tools.py
+++ b/notes_tools/tools/term_tools.py
@@ -8,6 +8,8 @@ from notes_tools.tools.marks_plottings import (pie_pivot_table,
         radar_on,
         )
 
+import seaborn as sns
+
 __all__ = ["students_pov", "class_pov"]
 
 class Student(object):
@@ -98,6 +100,22 @@ class Student(object):
                     "Domaine")
         return self._radar_on_domaine
 
+    @property
+    def heatmap_on_domain(self):
+        """ Heatmap over evals on domains """
+        try:
+            self._heatmap_on_domain
+        except AttributeError:
+            comp = pd.pivot_table(self.quest_df,
+                    index = "Competence",
+                    columns = ["Date","Nom"],
+                    values = ["Normalized"],
+                    aggfunc = np.mean,
+                    )
+            comp.columns = [i[1].strftime("%Y-%m-%d") + "\n" + i[2] for i in comp.columns]
+            self._heatmap_on_domain = sns.heatmap(comp)
+        return self._heatmap_on_domain
+
 
     def parallel_on_evals(self, classe_evals):
         """ Parallel coordinate plot of the class with student line highlight """