| Countries of the World in 1900 | 0 | - | 4.89 | 84,258 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,291 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,982 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,259 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,946 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,170 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 52,862 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,510 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,631 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,943 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,056 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,556 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,441 |
| Independence from Whom | 0 | - | 4.99 | 210,951 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,435 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,268 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,685 |
| Countries by Founding Story | 0 | - | 4.95 | 76,928 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,478 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,815,907 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,403 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,606,816 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,978 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,784 |
| Cities by Former Name | 0 | - | 4.84 | 91,307 |
| World Capitals by Map | 0 | - | 5.00 | 285,004 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,017 |
| Recently Independent Countries | 0 | - | 4.98 | 158,451 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,623 |
| Countries by Former Name | 0 | - | 4.99 | 124,740 |
| Historical City to Country | 0 | - | 4.84 | 78,359 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,499 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,323 |
| African East Coast | 0 | - | 4.96 | 95,603 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,648 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,348 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,210 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,240 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,714 |
| Megacities on a World Map | 0 | - | 4.98 | 252,536 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,452 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,772 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 121,377 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,503 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,191 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,051 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,144 |
| Countries with Glaciers | 0 | - | 4.97 | 104,900 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,930 |
| Pixelated World Map | 0 | - | 5.00 | 142,954 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,401 |
| Countries in a Pumpkin of the World Map | 0 | - | 4.98 | 54,600 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,444 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,727 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,293 |
| Former Flags | 0 | - | 4.97 | 107,258 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,754 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,598 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,024 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,836 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,835 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,519 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,093 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,323 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,314 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,513 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,742 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,693 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,053 |
| Boundary Waters | 0 | - | 4.92 | 88,280 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,002 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,706 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,908 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,184 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,097 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,668 |
| Ancient City to Country | 0 | - | 4.70 | 107,830 |
| City-States | 0 | - | 4.53 | 37,199 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,597 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,152 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,053 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,343 |
| Countries by Independence Day | 0 | - | 4.61 | 52,688 |
| Former Countries by Capital | 0 | - | 4.45 | 127,273 |
| Former Countries | 0 | - | 4.75 | 133,022 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,787 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,473 |
| Battle to Country | 0 | - | 4.91 | 52,987 |
| Random Point on Land to Country | 0 | - | 4.99 | 233,099 |
| Random Countries on a Topological Map | 0 | - | 4.91 | 51,654 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,469 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,181 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,583 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 305,839 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,246 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,937 |
| Seas on the World Map | 0 | - | 4.96 | 134,836 |
| Seas of the World | 0 | - | 5.00 | 155,701 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,473 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,852 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,310 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,468 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,206,535 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,085 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,319 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,008 |
| Landlocked Countries | 0 | - | 4.99 | 417,208 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,397 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,108 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,171 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,617 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,503 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,377 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,433 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,807 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,362 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,955 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,618 |
| WWII Geography | 0 | - | 4.81 | 119,951 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,420 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,430 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,371 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,639 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,071 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,242 |
| World Capitals Quiz | 0 | - | 5.00 | 5,053,769 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,195 |
| Himalayan Countries | 0 | - | 4.95 | 136,742 |
| Andean Countries | 0 | - | 4.95 | 83,593 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,852 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,146 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,519 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,118 |
| Danube Countries | 0 | - | 4.97 | 71,483 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,294 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,892 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,283 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,277 |
| European Landlocked Countries | 0 | - | 4.99 | 146,187 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,860 |
| Countries with the Most Species | 0 | - | 4.99 | 102,344 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,741 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,993 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,353 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,535 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,203 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,849 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,230 |
| Countries in the Alps | 0 | - | 4.86 | 117,421 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,957 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,030 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,295 |
| Guerrillas by Country | 0 | - | 4.40 | 41,045 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,798 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,894 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,314 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,062 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,036 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,857 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,146 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,389 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,390 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,233 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,558 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,782 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,045 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,052 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,828 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,936 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,463 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,298 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,316 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,727 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,870 |
| Largest Countries By Category | 0 | - | 4.97 | 157,350 |
| Countries by Countries | 0 | - | 4.96 | 62,660 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,946 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,102 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,417 |
| Merged Country Flags | 0 | - | 4.88 | 106,403 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,926 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,451 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,137 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,762 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,171 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,678 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,034 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,341 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,637 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,577 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,942 |
| Longest International Borders | 0 | - | 4.99 | 264,393 |
| Countries with Three Borders | 0 | - | 4.96 | 36,374 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,817 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,904 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,187 |
| Pixelated United States Map | 0 | - | 4.89 | 93,886 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,399 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,762 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,915 |
