Listen to Ejercicios de Atención online. Ejercicios de Atención is an Instrumental language song and is sung by Canciones de Cuna Relax. Ejercicios de Atención, from the album Concentrarse y Memorizar Rapido Ondas Alfa Relajante, was released in the year 2018. The duration of the song is 7:52. Download Instrumental songs online from JioSaavn.