It’s not in the Soviet coaching manuals but I finally discovered how to interest my son in going through chess games. Basically I have to have an ongoing dialogue between the pieces and they should be quite rude to each other! Occasionally there should be flare ups into violence with pieces knocking each other over (don’t use your finest wooden Staunton on this exercise)!
I haven’t seen this approach touted elsewhere but got the thumbs up from children’s coaching guru Richard James. Here’s an example of how it works: