Subject	Social Sciences
Specific subject area	Digital skills; Digital literacy; Youth; Internet usage; Online experiences; Wellbeing; Class environment;
Data format	SPSS data files format
Type of data	Processed datafile in SPSS data files format
Data collection	Respondents were recruited from schools with a purposive, non-probability sampling method. Data collection occurred over three waves of surveys conducted in 2021, 2022, and 2023, using Computer-Assisted Web Interviews (CAWI). Trained administrators oversaw the survey administration, which took place either in standard computer classrooms or remotely at home during online classes because of the COVID-19 pandemic in 2021. The questionnaire was collaboratively developed by the ySKILLS network and it included a combination of newly devised and validated measures.
Data source location	Institution: KU Leuven City/Town/Region: Leuven Country: Belgium
Data accessibility	Repository name: ySKILLS three-wave survey [1] Data identification number: 10.17632/c66jczxfjc.4 Direct URL to data https://data.mendeley.com/datasets/c66jczxfjc/4