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How can I prepare a model to demonstrate movement of particles in solids, liquids and gases?

NCERT Class 9th Science Ch 1 Matter in Our Surroundings


Just by using wood as solid, water as fluid and room freshner as gas.
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Since these particles are microscopic then lifetime objects would be needed to demonstrate the moving of solid, liquid and gas........ For solid take anything like a chalk, pencil box, book etc........... For liquid you can take water, juice etc............. and for gas you can take perfumes, room fresheners, or sprays such as mosquito repellent etc....
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