Egyptians

• Pyramids

• Irrigation

• Hieroglyphics

• Mummification

• Papyrus

• Agriculture Tools

• Chariots

• 365-day calendar

• Write-In

West Africa (Mali, Ghana, Songhai)

• Cowries (currency)

• Domestication of camels (Caravans)

• Saddle

• Mining techniques and trade (Gold, Salt, Iron)

• Musical Instruments (Gongs, Ngoni)

• Universities

• Mosques

• African Storytelling (Griot, Masks)

• Write-In

Greeks

• Olympics

• Direct democracy

• Geometry

• Catapult

• Simple machines (lever, pulley, screw)

• Theater

• Columns

• Alphabet

• Write-In

Ancient India (Gupta, Mauryans, Harappan, Mohenjo-Daro)

• Astronomy

• Literature

• Textile-making (cotton, dye)

• Medicine (hospitals, veterinarian, surgical tools)

• Mathematics

• Rock Cut Architecture

• City Planning

• Plumbing

• Spices

• Write-In

Ancient China (Han, Zhou, Song, Ming)

• Paper

• Suspension bridges

• Wheelbarrow

• Blast furnaces

• Seismograph

• Civil service system (Civil Service Exam)

• Gunpowder

• Silk

• Write-In

Inca

• Suspension Bridge

• Messenger Service (pre-postal)

• Medicine (healthcare, brain surgery)

• Quipu (khipu)

• Terrace farming

• Road network

• Mummification

• Freeze-Drying Food

• Write-In

Islam (Umayyad, Abbasid, Ottoman)

• Calligraphy

• Hospitals

• Credit and Banking

• Algebra

• Mosaics

• Cartography

• Astronomy

• Flying Machine

• Windmills (water clocks, water wheels)

• Artillery (cannon, gun, trebuchet)

• Write-In

Italian Renaissance

• Humanism

• Perspective in art

• Credit/Banking

• Printing press

• Scientific tools (Microscope,Barometer)

• Navigation tools (Telescope, Astrolabe, Compass)

• Musket

• Venetian Glass

• Write-In

Mesoamerica (Maya, Aztec, Olmecs)

• Calendars

• Hieroglyphics

• Pyramid

• Chinapamas

• Cultivation of corn

• Obsidian tools

• Chocolate

• Number System

• Write-In

Medieval Europe

• Generators of Power (Waterwheels/Windmills)

• Flying Buttress

• Weapons (Trebuchet/Longbow)

• Illuminated Manuscripts

• Chainmail 

• Castles 

• Mechanical Clock

• Eyeglasses

• Write-In

Persia

• Qantas

• Imperial bureaucracy 

• Refrigeration (yakhchal)

• Zoroastrianism

• Cavalry

• Royal Road

• Declaration of human rights

• Textile Industry

• Postal System

• Write-In

Fertile Crescent (Phoenicians, Hittites)

• Shipbuilding  (advancements)

• Purple Dye

• Alphabet

• Coin System

• Clear Glass

• Harbors (docks, piers)

• Chariots

• Iron Making

• Write-In

Rome

• Aqueducts

• Architecture (Arches, Domes)

• Roman Baths

• Roads

• Ballista

• Concrete

• Law Code

• Codex/Codices

• Julian Calendar

• Write-In

Mesopotamia (Sumer, Babylon)

• Wheel

• Cuneiform

• Written law

• Ziggurats

• Bronze making

• Irrigation 

• Chariots

• Pottery

• Lunar Calendar

• Weights and Measures

• Write-In

Vikings

• Longboat

• Metallurgy

• Weapons

• Literature

• Runes

• Potter’s wheel

• Vertical loom

• Democratic Government (“Things”, Althing)

• Write-In