Map instincts

World Shape

Population, land, borders, coastline, elevation, agriculture, demographics, and the physical shape of each matchup.

Train the geography instincts that win map rounds.

18 metrics14 playable96-248 countries

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World Shape Metrics

18
Gameplay-ready244 countriesm

Highest Elevation

Source: CIA World Factbook (frozen snapshot)

Frozen public-domain CIA World Factbook elevation value. Highest-point definitions are stable enough for gameplay but should not be treated as live CIA data.

Gameplay-ready243 countrieskm

Land Boundaries Length

Source: CIA World Factbook (frozen snapshot)

Frozen public-domain CIA World Factbook land-boundary length. Boundary-length definitions vary by source and disputed-border treatment.

Gameplay-ready241 countrieskm

Coastline Length

Source: CIA World Factbook (frozen snapshot)

Frozen public-domain CIA World Factbook coastline value. Coastline length depends heavily on measurement method and the Factbook source was discontinued in 2026.

Gameplay-ready236 countriesyears

Median Age

Source: UN DESA World Population Prospects 2024

UN WPP median-age estimate; values are derived from demographic data rather than a single census date.

Gameplay-ready230 countriescount

Border Neighbors

Source: Natural Earth

Counts land-border neighbors in TerraBrawl's Natural Earth/World Atlas topology. Country/territory treatment, overseas geometry, and disputed boundaries may differ from legal border lists.

Gameplay-ready215 countriespeople/km²

Population Density (People/km2)

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Gameplay-ready215 countriespeople

Population

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Gameplay-ready215 countriesper 1,000

Birth Rate Per 1000

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Gameplay-ready215 countries%

Population 65+ %

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Gameplay-ready215 countrieschildren per woman

Fertility Rate

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Gameplay-ready215 countriesratio

Age Dependency Ratio

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Gameplay-ready215 countries%

Population 0 14 %

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Playable, careful wording215 countriesper 1,000

Death Rate Per 1000

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.

Browse-first244 countriesm

Lowest Elevation

Source: CIA World Factbook (frozen snapshot)

Frozen CIA World Factbook lowest-point value. Direction can be confusing because lower can mean farther below sea level, so it is excluded from default gameplay.

Browse-first248 countriestime zones

Time Zones Count

Source: Wikidata

Browse-only Wikidata count; time-zone definitions vary around overseas territories and special administrative cases.

Browse-first217 countrieskm2

Irrigated Land

Source: CIA World Factbook (frozen snapshot)

Frozen CIA World Factbook irrigated-land area. World Bank has irrigated-land share, not equivalent area, so this metric is excluded from default gameplay.

Browse-first222 countriesm

Capital Elevation

Source: Wikidata

Browse-only Wikidata value; multi-capital countries use the highest listed capital elevation.

Gameplay-ready96 countriesper million

Researchers Per Million

Source: World Bank Open Data

World Bank latest available country values; collection years can differ by country.