Matematika DBH4
- Teacher: Irati Agerri
- Teacher: Mikel Aseginolaza
- Teacher: Nekane Garayalde
- Teacher: Gaizka Garmendia
- Teacher: Iñigo Iglesias
- Teacher: Amaia Letamendi
- Teacher: Rakel Lizarza
- Teacher: Aitziber Makibar
- Teacher: Arantxa Martinez
- Teacher: Mayun Mujika