42 Useful Tip #2 In order to enrich personal knowledge, there are platforms that offer online courses and learning opportunities according to your needs and the specific time that you want to dedicate for getting new knowledge. Useful Tip #3 By the use of digital tools such as online quizzes, questionnaires, games it is easier to attract and engage youth in a training course or other activities Useful Tip #4 Most of the platforms are free of charge or offer online courses at low costs.