diff --git a/db/tableau.txt b/db/tableau.txt
index 966452da9..c5787f7ad 100644
--- a/db/tableau.txt
+++ b/db/tableau.txt
@@ -16,7 +16,9 @@ Hyman - Tableau For Dummies, 2nd ed
     9B450387971FAC621D7C10F2F286EE84
 
 2025
-Simplilearn - Tableau Full Course 2025 | Tableau Tutorial For Beginners | Tableau training 0:00 of ...
+Simplilearn - Tableau Full Course 2025 | Tableau Tutorial For Beginners | Tableau training 0:00 of 8:21:55
+    https://www.youtube.com/watch?v=_qPYzdeWgF8
+Simplilearn - Tableau Full Course 2025 | Tableau Tutorial For Beginners | Tableau training 0:00 of 6:51:09
     https://www.youtube.com/watch?v=EMvYpp1hVxc
 https://www.dataquest.io/blog/tableau-projects/
 Otus - Tableau 0:00 of 1:31:57
diff --git a/science/ai/agent/docs/courses.txt b/science/ai/agent/docs/courses.txt
index f3b5da93b..46215427f 100644
--- a/science/ai/agent/docs/courses.txt
+++ b/science/ai/agent/docs/courses.txt
@@ -1,2 +1,6 @@
 https://microsoft.github.io/ai-agents-for-beginners/
     https://github.com/microsoft/ai-agents-for-beginners
+
+https://huggingface.co/learn/agents-course/unit0/introduction
+https://huggingface.co/learn/agents-course/unit4/hands-on
+    https://huggingface.co/spaces/baixianger/RobotPai/blob/main/app.py