diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.es.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.es.md
index c685cfdef..882abf22a 100644
--- a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.es.md
+++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.es.md
@@ -18,4 +18,6 @@ Esta lluvia de ideas de nivel 2 se puede ver en su versión multilingüe en :
 
 https://m3p2.com/polyglot/brainstorming-pedagogical-teams/synthesis-structuring/classical-mechanics/n2/brainstorming
 
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+--------------------------------
+
+### Lluvia de ideas
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