Gladius: The World of the Roman Soldier written by Guy de la Bedoyere and sold by the University of Chicago Press offers fathers an examination of how the egalitarian Roman army helped create an Empire whose institutions still exist in the United States.
More information on Gladius and purchase details follow:
https://press.uchicago.edu/ucp/books/book/chicago/G/bo68460708.html
Reposted by Ruth Paget
-author Eating Soup with Chopsticks, Marrying France, and Europe's Lessons written during overseas duty in Germany + 5 other Kindle books
-developer of the Novgorod and Bento War Games + 8 Classical Western Civilization War Games
-developer of food and beverage knowledge games
-creator of online exhibits about San Miguel Arcangel Mission, French baguette making, and the Carmel Valley History Center
-creator of French travel and culture games
-writer of 1800+ Central Coast California lifestyle blogs
-family genealogist - whose work includes mother lines research editing 250 of my grandmother Pennington's recipes and writing Monterey County Cookbook about my Monterey Peninsula California kitchen
-developer of 9 music theory games