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| Science Name | Allows (Sciences) | Allows (Units) | Allows (Build) |
| Stonework | Mining, Mathematics | None | Aquadict |
| Bronze Metallurgy | Iron Foundry | Pikeman, Axeman | None |
| Ortography | Mathematics, Currency, Code Of Law | None | None |
| Ritualism | Lawmaking | None | Temple |
| Warrior Code | Equestrian, Monarchy | Archer, Longbowman | Barracks |
| Agriculture | Horse Collar, Fishing | None | None |
| Mining | Iron Foundry | None | None |
| Iron Foundry | Construction | Swordsman | Blacksmith |
| Mathematics | Astronomy, Construction, Philisopy | None | Schoolhouse |
| Lawmaking | Philisophy, Construction | None | None |
| Currency | Printery | None | Marketplace |
| Equestrian | Horse Collar, Knight's Code | Horseman, H.Archer | None |
| Horse Collar | The Wheel, Baking | None | Mill |
| Astronomy | Navigation | None | None |
| Construction | Invention | None | All Shops |
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