Games, like Concentration and Chess are excellent activities to facilitate imagery development.
Games: There are many games which are excellent for developing imagery. One in particular for three and four year olds, if not younger is "Concentration," where cards are faced down and two are turned over each time. If they match the child gets them.
Chess must be the grandfather of all imaging games. Players must image many moves ahead for both themselves and their adversary.
I am sure that you can think of many other games that involve imagery.
Repetition: As we discussed in eidetic imagery, anything done repetitively will,, foster imagery. This becomes particularly relevant when children ask to have the same book read to them many times. They will, as a result, hear excerpts of the stories al