I'd try everything that you have been trying. For me, I'd make sure that when you can't avoid the trigger just try to make sense of disruptions and make it a continuity and teach it how to be what they are in whatever scenario you need them for. Also, make sure they are walking around you there has to be some seeing in the inner world and outer world, it helps the others too....

Implementing 4 Types of Memory in your Classroom – TEACH Magazine "Implementing 4 types of memory in your classroom"