Reading out picture books is essential. Then move on to reading auto-biographies of legendary figures and start him off on a reading journey that fits his age once he starts reading on his own.
Once in primary school level, give him a copy of “Wisdom Teachings of Life” and read stories one by one.
Also participate in the PAD courses and Humanics Courses held on a regular basis at HQ to cultivate the inner core of the self as a human being.