| Variable | Classification | Count | Percentage |
| Gender | Male | 213 | 41.3% |
| Female | 303 | 58.7% | |
| Child’s Grade | Nursery grade | 308 | 59.7% |
| Lower-kindergarten | 96 | 18.6% | |
| Upper-kindergarten | 112 | 21.7% | |
| Frequency of checking the app on their mobile devices | Rarely | 62 | 12.0% |
| Once every few days | 159 | 30.8% | |
| Once a day | 247 | 47.9% | |
| More than once a day | 48 | 9.3% |