How long does it take to get the certificate of children's programming tutor? It will take about 2-3 months. According to an article published by Sohu. Netizen Chunyu and children's programming tutors all received certain online course training before the exam. Only after training in online courses can you take the online exam. According to the normal research process, it will take about 2-3 months from registration, receiving relevant study materials to preparing for the exam.