Turn based strategy (TBS)

Civilization is perhaps the most well-known example of a fun game used widely for educational purposes (rather than the other way around, an educational game with fun elements). Civilization II download option 1 Civilization II download option 2 Wikipedia  

Warlords II is a turn-based fantasy / strategy game. Use magic, armies, quests, diplomacy and increasingly powerful heroes to defeat the other players. The Deluxe version has the quite unique feature of allowing you to design your own maps. Even character and castle designs can be edited should you wish. Download option 1 | Download...