- On June 24, the 2021 Euskal Herria School Championship was disputed at the Abadiño test. After the participation of each one in the championship of their land, they participated in the championship of Euskal Herria once bertsolaris. Animated in different Euskalkis, they have come to have 230 listeners.
Following the 2020 parentheses, the eleven bertsolaris that have sung in the Basque Country Herriko Eskolarteko in 2021 have been as follows: Aetz Etxart Sarasola (Urdiñarbe, 2004), BEÑAT Astiz Isasi (Barañain, 2004), Ekain Tolaretxipi Errazti (Hernani, 2003), Eki Mateorena Zozaia (Leitza, 2005), Eukene de los Aires Amundarain
The winner was Maddi Agirre Epelde. IGOR Elortza has given him the txapela and Haira Aizpurua, beyond the competition, has made an appeal to continue singing in the plaza and has dedicated the txapela to his brother: "I offer this beautiful txapela of dreams to my brother, who since he was born has brightened my life."
The program was run by Xabier Irakulis and the jury was composed of the following members: Ainhoa Sarasua, Aitor Jiménez, Julen Zelaieta, Leire Etxebarria and Zigor Leunda. Eneritz Artetxe was the secretary.
The Ikastolas Federation and the Bertsozale Elkartea Association organise the Bertsolaris Improvised School Championship. "It's about giving young people the opportunity to act in public suddenly and also that children and young people are drawn to the listener's chair."