diff --git a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/box-of-ideas b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/box-of-ideas
index f99501243..97c2b9d23 100644
--- a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/box-of-ideas
+++ b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/box-of-ideas
@@ -19,3 +19,8 @@ can be interesting, from the basic level to a pre-master level.
 
 ----------------
 
+* 1 * 
+Fácil de hacer / facile à faire / Esay to do
+https://www.youtube.com/watch?v=Y1MDOerruDU
+
+* 2 * ?
\ No newline at end of file