Digital Education Review; No 39 (2021): Number 39, June 2021 [Monographic] Techno-addiction among the young, adolescents and children; 172-191 Digital Education Review; No. 39 (2021): Number 39, June 2021 [Monographic] Techno-addiction among the young, adolescents and children; 172-191 Digital Education Review; Núm. 39 (2021): Number 39, June 2021 [Monographic] Techno-addiction among the young, adolescents and children; 172-191 RCUB. Revistas Científicas de la Universidad de Barcelona instname RCUB: Revistas Científicas de la Universidad de Barcelona Universidad de Barcelona (UB)