Explaining what life was like for a Union infantryman circa 1863 has been a passion of mine for almost 40 years.
All the equipment (except the glasses-sorry can't see without them nowadays) is either from the time period, as is my bayonet, or authentic reproductions like my cap and ball rifled .58 cal. musket.
I've made this presentation to every grade level from Kindergarten to University aged students at both public and private institutions (once a friend of mine and I even did a demo for inmates at a county prison.