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Take the students outside with chalk and ask them to discuss a topic by creating visuals on the ground. Create arguments between theorists or historical figures; generate diagrams of the theoretical aspects of your practical subject...
Get sellotape and tape it around the room to form webs. Each line of sellotape represents a particular aspect of the subject; students would then attach sticky notes of information they know about each one. Where the sellotape crosses, they could add in sticky notes to represent the connections between those elements of the subject.