That illustration was fitting for their age, and it engaged them in a way that passive learning might not have.
اِسْتَعْمِلْ أَمْثِلَةً بَسِيطَةً تَبْنِي إِيمَانَ وَلَدِكَ بِٱللهِ وَرِوَايَةِ ٱلْخَلْقِ (‏ اُنْظُرِ ٱلْفِقْرَةَ ١٠ .‏ )‏