Research calculator
Calculate the resources required to open technologies.
1
2
3
1
Stone Age
Tribal Settlement
Cultivation
Spear Fighting
Firemaker
Cave Paintings
Cavalry Barracks
Einstein's Portal
Goat Pens
Agriculture
Slingshots
Tribal Celebrations
Herding
Baby Boom
The Wheel
Sacred Sites
Domesticated Goats
Rural Community
Bronze Age
Village
Alliances
Ability Training
Bronze Sentinel
Chariot
Slingstone Catapult
Feed Trough
Sacred Groves
Archery
Mounted Spearmen
Artisan
Allied Culture Events
Sacred Stones
Stone Mason
Tailor
Social Change
Reinforced Footwear
Farm Utensils
Mantlet Shields
Building Knowledge
Silent Draw
Bronze Plating
Barn
Bronze Artillery Gears
Bronze Tipped Spears
Ancestral Valor
Stakes
Tribal Marksmanship
Plough
Stronger Frames
Small Holding
Arena
Bronze Effigy
War Paint
Prosperity
Thundering Gallop
Minoan Era
Township
Iron Pendant
Stables
Marble Bust
Linen Shirt
Oat Production
Composite Bow
Battle Grounds
Shepherding
Minotaur's Vanguard
Masonry
Minoan Sling Launcher
Hero Academy
Basket Weaving
Equestrian Artistry
Hawkeye Vision
Screws
Glyphic Warding
Mystic Battle Chants
Animal Husbandry
Millstone
Oracles Guidance
Columns
Divinatory Strategy
Winch
Lionhearted Infantry
Administration
Cretan Quivers
Ceramic Armorcraft
Bronze Automata
Classical Greece
Agora
Silver Ring
Toga
Column
Toxotai
Domestic Pigs
Carpentry
Cataphract
Education
Psiloi
Hellenic Bolt Thrower
Philosophy
Hoplites
Wind Prediction
Crop Rotation
Improved Saddles
Swift Reload
Ambush Techniques
Temples
Bulwark Formation
Herbal Aromas
Flank Assault
Math
Improved Fletching
Reinforced Shields
Philosophical Debates
Advanced Projectiles
Intimidating Presence
Concrete
Early Rome
Municipium
Tunic
Javelin Catapult
Gold Laurel
Auxilia Riders
Insulae
Stone Tablet
Hastati
Triarii
Sewerage
Velites
Marketplaces
Rear Livestock
War Machines
Tactical Charge
Sword Mastery
Marks of History
Formation Drill
Pilum Precision
Tributum Capitis
Siege Engineering
Roman Providence
Rations Efficiency
Lance Mastery
Compost
Domus
Watchtowers
Terrain Mapping
Soil Conservation
Spear Throw Mastery
Roman Empire
Urbs Aeterna
Sagittarii
Cape
Legionary
Fountains
Goblet
Mosaic
Princeps
Swinery
Turmae
Ballistas
Alloyed Arrowheads
Villa Rustica
Shieldwall Fortification
Tenant Farming
Forums
Enhanced Torsion
Field Medicines
Improved Stirrups
Centurions Aim
Villa Urbana
Quick Reload System
Public Gardens
Centurion Command
Underfloor Heating
Improved Gladius
Circus Maximus
Pasture Improvement
Horseshoe Alloys
Byzantine Era
Byzantium
Carpenter
Spice Merchant
Scribe
Bucellarii
Saracen Archers
Catapult
Trapezites
Jovians
Pendentive Dome
Forquier
Architekton
Improved Lorica
Theodosian Walls
Polyculture
Precision Armguards
Crossgroined Vault
Byzantine Steeds
Advanced Counterweights
Wheeled Plough
Counter Cavalry Tactics
Gregorian Calendar
Trench Warfare
Flight Path Analysis
Shielded Saddles
Tillage
Mortar
Mobility Innovations
Water Cistern
Chainmail Reinforcement
Domical Vault
Age of the Franks
Regnum Francorum
Ink
Carolingian Catapult
Cartwheel
Villers
Halberds
Salt
Franc Axe Throwers
Aristocracy
Skirmishers
Caballarii
Spades
Banner Standardization
Ballistic Innovation
Lingua Franca
Improved Reins
Tactical Hurling
Armor Adaptation
Production Boom
Advanced Fodder
Pottery Wheel
Urban Combat Prowess
Scythes
Siege Engine Tactics
Elite Rider Training
Goat Herds
Patrimony
Reinforced Handles
Battle Axe Mastery
Leges Salica
Feudal Age
Feudalism
Barrel
Herbs
Longbowmen
Manuscript
Trebuchets
Knights
Axemen
Kings Guard
Domestic Sheep
Myths and Legends
Repurposed Ruins
Heavy Draw Weight
Open Field System
Peaked Roofs
Socket Langets
Battlefield Artillery
Halberd Mastery
Manorialism
Plate Barding
Timber Framing
Sheep Herds
Wing Guards
Sinew Backing
Ridge and Furrow
Castle
Trebuchet Command
Polearm Maneuvers
Knight Training
Transhumance
Iberian Era
Castillos
Saffron
Door
Wax Seal
Almogavars
Crossbowmen
Order of Calatrava
Advanced Trebuchet
Masia
Jinete
Domesticated Donkeys
Orange Plantation
Patios
Horseshoe Arches
Latch Mechanism
Eyeglasses
Shield Boss
Donkey Herds
Lightweight Shields
Brace Mechanism
Shock Charges
Distillation
Botany
Safety Mechanisms
Toledo Steel
Gambeson Padding
Leather Lappets
Equestrian Excellence
Improved Crew Arrangement
Donkey Farms
Kingdom of Sicily
Sicilian Villetta
Siege Tower
Wardrobe
Chili
Tome
Melites
Armored Crossbowmen
Pedites
Vegetable Gardens
Familia Regis
Improved Roof Tiles
Windmill
Orchards
Armored Panels
Couched Spear Technique
Polychrome Inlays
Reinforced Nasal Guards
Domed Sanctuary
Refined Chainmail Coifs
Refined Tools
Close Formation Tactics
Pavilions
Tactical Chambers
Terrain Mastery
Improved Sails
Conservation
Heavy Crossbow Designs
Monasteries
Improved Heater Shield
Marble Decorations
Reinforced Kite Shield
Piazza