| Countries of the World in 1900 | 0 | - | 4.89 | 84,259 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,295 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,988 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,264 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,950 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,173 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 52,869 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,511 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,637 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,944 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,065 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,561 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,446 |
| Independence from Whom | 0 | - | 4.99 | 210,962 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,438 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,270 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,691 |
| Countries by Founding Story | 0 | - | 4.95 | 76,931 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,480 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,816,020 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,410 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,606,954 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,981 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,786 |
| Cities by Former Name | 0 | - | 4.84 | 91,308 |
| World Capitals by Map | 0 | - | 5.00 | 285,013 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,019 |
| Recently Independent Countries | 0 | - | 4.98 | 158,453 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,624 |
| Countries by Former Name | 0 | - | 4.99 | 124,742 |
| Historical City to Country | 0 | - | 4.84 | 78,360 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,501 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,323 |
| African East Coast | 0 | - | 4.96 | 95,605 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,664 |
| 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 | 33,211 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,243 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,717 |
| Megacities on a World Map | 0 | - | 4.98 | 252,548 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,457 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,780 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 121,379 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,504 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,192 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,061 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,146 |
| Countries with Glaciers | 0 | - | 4.97 | 104,905 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,931 |
| Pixelated World Map | 0 | - | 5.00 | 142,957 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,403 |
| Countries in a Pumpkin of the World Map | 0 | - | 4.98 | 54,602 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,445 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,731 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,295 |
| Former Flags | 0 | - | 4.97 | 107,260 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,765 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,601 |
| 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 | 49,840 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,837 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,524 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,096 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,324 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,314 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,521 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,746 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,698 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,057 |
| Boundary Waters | 0 | - | 4.92 | 88,284 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,006 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,707 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,915 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,187 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,098 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,681 |
| 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 | 26,153 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,053 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,344 |
| Countries by Independence Day | 0 | - | 4.61 | 52,688 |
| Former Countries by Capital | 0 | - | 4.45 | 127,274 |
| Former Countries | 0 | - | 4.75 | 133,024 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,790 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,475 |
| Battle to Country | 0 | - | 4.91 | 52,990 |
| Random Point on Land to Country | 0 | - | 4.99 | 233,114 |
| Random Countries on a Topological Map | 0 | - | 4.91 | 51,656 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,471 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,182 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,588 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 305,855 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,247 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,940 |
| Seas on the World Map | 0 | - | 4.96 | 134,840 |
| Seas of the World | 0 | - | 5.00 | 155,724 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,476 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,855 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,314 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,474 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,208,458 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,085 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,324 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,013 |
| Landlocked Countries | 0 | - | 4.99 | 417,228 |
| 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 | 101,174 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,630 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,504 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,447 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,436 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,808 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,364 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,959 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,620 |
| WWII Geography | 0 | - | 4.81 | 119,957 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,422 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,433 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,376 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,641 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,072 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,244 |
| World Capitals Quiz | 0 | - | 5.00 | 5,053,916 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,202 |
| Himalayan Countries | 0 | - | 4.95 | 136,745 |
| Andean Countries | 0 | - | 4.95 | 83,596 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,858 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,152 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,520 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,121 |
| Danube Countries | 0 | - | 4.97 | 71,486 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,294 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,895 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,291 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,284 |
| European Landlocked Countries | 0 | - | 4.99 | 146,189 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,869 |
| Countries with the Most Species | 0 | - | 4.99 | 102,360 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,742 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,998 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,354 |
| 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 | 72,854 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,232 |
| Countries in the Alps | 0 | - | 4.86 | 117,425 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,962 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,034 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,302 |
| Guerrillas by Country | 0 | - | 4.40 | 41,046 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,800 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,896 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,315 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,067 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,039 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,859 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,146 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,390 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,392 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,236 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,561 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,786 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,048 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,056 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,832 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,937 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,467 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,302 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,325 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,736 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,871 |
| Largest Countries By Category | 0 | - | 4.97 | 157,353 |
| Countries by Countries | 0 | - | 4.96 | 62,662 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,949 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,106 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,420 |
| Merged Country Flags | 0 | - | 4.88 | 106,406 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,941 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,452 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,140 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,954 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,176 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,680 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,036 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,341 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,640 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,601 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,944 |
| Longest International Borders | 0 | - | 4.99 | 264,398 |
| Countries with Three Borders | 0 | - | 4.96 | 36,375 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,819 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,904 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,190 |
| Pixelated United States Map | 0 | - | 4.89 | 93,889 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,401 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,767 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,919 |
