| Era | Tech Boost | Tech | % Correct |
|---|---|---|---|
| Ancient | Kill a unit with a Slinger | Archery | 95%
|
| Ancient | (none) | Pottery | 95%
|
| Ancient | Found a city on the coast | Sailing | 95%
|
| Ancient | Find a Natural Wonder | Astrology | 90%
|
| Ancient | Farm a resource | Irrigation | 90%
|
| Ancient | (none) | Mining | 90%
|
| Ancient | (none) | Animal Husbandry | 85%
|
| Classical | Build an Iron Mine | Iron Working | 75%
|
| Ancient | Kill 3 Barbarians | Bronze Working | 70%
|
| Classical | Improve 2 Sea Resources | Celestial Navigation | 70%
|
| Classical | Make a Trade Route | Currency | 70%
|
| Ancient | Meet another civilization | Writing | 70%
|
| Classical | Build a Pasture | Horseback Riding | 65%
|
| Classical | Own 2 Galleys | Shipbuilding | 65%
|
| Ancient | Build a Quarry | Masonry | 60%
|
| Classical | Build Ancient Walls | Engineering | 50%
|
| Medieval | Earn a Great Scientist | Education | 45%
|
| Classical | Build 3 Specialty Districts | Mathematics | 45%
|
| Medieval | Kill a unit with a Spearman | Military Tactics | 45%
|
| Ancient | Mine a resource | Wheel | 45%
|
| Atomic | Build 2 Biplanes | Advanced Flight | 40%
|
| Medieval | Build 3 Mines | Apprenticeship | 40%
|
| Renaissance | Build a University next to a Mountain | Astronomy | 40%
|
| Classical | Build a Water Mill | Construction | 40%
|
| Future | (none) | Future Tech | 40%
|
| Medieval | Have the Feudalism civic | Stirrups | 40%
|
| Renaissance | Build 2 Harbors | Cartography | 35%
|
| Modern | Extract an Artifact | Combustion | 35%
|
| Atomic | Adopt a government with 8 inherent policy slots | Computers | 35%
|
| Modern | Build an Industrial era or later Wonder | Flight | 35%
|
| Medieval | Own 3 Archers | Machinery | 35%
|
| Medieval | Build an Aqueduct | Military Engineering | 35%
|
| Modern | Build a National Park | Radio | 35%
|
| Medieval | Adopt a government with 6 inherent policy slots | Castles | 30%
|
| Modern | Own 3 Privateers | Electricity | 30%
|
| Renaissance | Build an Armory | Gunpowder | 30%
|
| Renaissance | Build a Lumber Mill | Mass Production | 30%
|
| Atomic | Build an Oil Well | Plastics | 30%
|
| Information | Have the Globalization civic | Robotics | 30%
|
| Renaissance | Have the Guilds civic | Banking | 25%
|
| Modern | Have a level two alliance | Chemistry | 25%
|
| Information | Build an Aluminum Mine | Nanotechnology | 25%
|
| Atomic | Boost through Great Scientist or Spy | Rocketry | 25%
|
| Modern | Build a Coal Mine and an Ironclad | Steel | 25%
|
| Medieval | Build a Classical Era or later Wonder | Buttress | 20%
|
| Industrial | Build 3 Workshops | Industrialization | 20%
|
| Atomic | Boost through Great Scientist or Spy | Nuclear Fission | 20%
|
| Information | Boost through Great Scientist or Spy | Nuclear Fusion | 20%
|
| Modern | Own 3 Line Infantries | Replaceable Parts | 20%
|
| Industrial | Build a Niter Mine | Rifling | 20%
|
| Industrial | Build 2 Shipyards | Steam Power | 20%
|
| Future | Boost through Spy | Advanced AI | 15%
|
| Atomic | Build 1 Oil Power Plant | Advanced Ballistics | 15%
|
| Industrial | Have 2 Forts in your territory | Ballistics | 15%
|
| Atomic | Have 3 Armies or Armadas | Combined Arms | 15%
|
| Renaissance | Build 2 Universities | Printing | 15%
|
| Modern | Build 1 Coal Power Plant | Refining | 15%
|
| Industrial | Build 2 Neighborhoods | Sanitation | 15%
|
| Information | Build 2 Broadcast Centers | Satellites | 15%
|
| Industrial | Have The Enlightenment civic | Scientific Theory | 15%
|
| Renaissance | Own 2 Trebuchets | Siege Tactics | 15%
|
| Renaissance | Kill a unit with a Musketman | Square Rigging | 15%
|
| Information | Own 3 Tanks | Composites | 10%
|
| Industrial | Build 2 Banks | Economics | 10%
|
| Information | Build 2 Drones | Lasers | 10%
|
| Industrial | Kill a unit with a Knight | Military Science | 10%
|
| Information | Boost through Great Scientist or Spy | Stealth Technology | 10%
|
| Atomic | Build 2 Aerodromes | Synthetic Materials | 10%
|
| Future | Boost through Spy | Advanced Power Cells | 5%
|
| Future | Boost through Spy | Cybernetics | 5%
|
| Information | Kill a Fighter | Guidance Systems | 5%
|
| Renaissance | Own 2 Crossbowmen | Metal Casting | 5%
|
| Future | Boost through Spy | Offworld Mission | 5%
|
| Future | Boost through Spy | Predictive Systems | 5%
|
| Future | Boost through Spy | Seasteads | 5%
|
| Future | Boost through Spy | Smart Materials | 5%
|
| Information | Boost through Great Scientist or Spy | Telecommunications | 5%
|