Believe it or not, helmets reinforced with metal were used by the Sumerians and Akkadians as far back as 2300 B.C.E., and Mycenaean Greeks used bronze helmets (typically quite heavy) in 1700 B.C.E.

Imagine explaining World War II tank battles to students who have actually sat in the commander’s seat of a Sherman. The educational value extends beyond military enthusiasts to anyone interested in ...