| Europe Map Quiz | 0 | - | 5.00 | 4,764,854 |
| Independence from Whom | 0 | - | 4.99 | 211,811 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,278 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,509 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,287 |
| World Map Quiz | 0 | - | 4.81 | 64,932 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,669 |
| Countries by Founding Story | 0 | - | 4.95 | 77,259 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,758 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,571 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,722 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,774 |
| Asia Map Quiz | 0 | - | 4.99 | 917,368 |
| Cities by Former Name | 0 | - | 4.83 | 91,601 |
| Recently Independent Countries | 0 | - | 4.98 | 159,304 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,992 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,393 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,977 |
| Countries by Former Name | 0 | - | 4.99 | 125,179 |
| Historical City to Country | 0 | - | 4.84 | 78,566 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,765 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,046 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,964 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,630 |
| Australia Map Quiz | 0 | - | 4.95 | 344,732 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,601 |
| United States Map Quiz | 0 | - | 4.98 | 4,159,608 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,959 |
| Boundary Waters | 0 | - | 4.92 | 88,491 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,187 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,143 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,516 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,494 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,451 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,659 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,522 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,820 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,313 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,471 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,441 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,869 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,208 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,255 |
| North America Map Quiz | 0 | - | 4.98 | 248,717 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,002 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,277 |
| Former Flags | 0 | - | 4.97 | 107,801 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,700 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,235 |
| Ancient City to Country | 0 | - | 4.70 | 108,058 |
| City-States | 0 | - | 4.53 | 37,273 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,687 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,123 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,443 |
| Countries by Independence Day | 0 | - | 4.61 | 52,747 |
| Former Countries by Capital | 0 | - | 4.45 | 127,500 |
| Former Countries | 0 | - | 4.75 | 133,831 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,490,571 |
| Landlocked Countries | 0 | - | 4.99 | 420,876 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,923 |
| Battle to Country | 0 | - | 4.91 | 53,382 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,469 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,805 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,918 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,520 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,905 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,768 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,495 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,706 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,482 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,025 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,469 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,310 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,769 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,088 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,959 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,639 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,881 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,232 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,239 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,110 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,162 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,354 |
| World Capitals Quiz | 0 | - | 5.00 | 5,076,422 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,945 |
| Himalayan Countries | 0 | - | 4.95 | 138,248 |
| Andean Countries | 0 | - | 4.95 | 84,339 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,567 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,462 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,189 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,612 |
| Danube Countries | 0 | - | 4.97 | 71,880 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,849 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,281 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,067 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,527 |
| European Landlocked Countries | 0 | - | 4.99 | 147,011 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,437 |
| Countries with the Most Species | 0 | - | 4.99 | 103,131 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,835 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,580 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,527 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,671 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,465 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,143 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,544 |
| Countries in the Alps | 0 | - | 4.87 | 118,020 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,127 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,801 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,566 |
| Guerrillas by Country | 0 | - | 4.40 | 41,115 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,492 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,362 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,858 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,518 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,380 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,102 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,212 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,730 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,578 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,436 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,696 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,101 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,374 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,399 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,631 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,203 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,717 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,865 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,378 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,776 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,135 |
| Largest Countries By Category | 0 | - | 4.97 | 157,992 |
| Countries by Countries | 0 | - | 4.96 | 63,060 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,515 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,230 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,524 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,276 |
| Merged Country Flags | 0 | - | 4.88 | 106,826 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,185 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,852 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,551 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,280 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,067 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,749 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,731 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,463 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,114 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,564 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,608 |
| States of India Map Quiz | 0 | - | 4.83 | 26,542 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,815 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,799 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,837 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,410 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,976 |
| China Cities Map Quiz | 0 | - | 4.93 | 105,264 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,114 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,393 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,453 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,868 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,691 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,221 |
| Longest International Borders | 0 | - | 4.99 | 264,991 |
| Countries with Three Borders | 0 | - | 4.96 | 36,551 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,035 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,148 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,470 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,971 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,914 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,705 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,045 |
| Demonym of Every Country | 0 | - | 4.91 | 60,349 |
| People Born on Islands | 0 | - | 4.39 | 52,937 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,317 |
| WWII Geography | 0 | - | 4.81 | 120,412 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,783 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,936 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,444 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,606 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,482 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,159 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,500 |
| Island Countries | 0 | - | 4.99 | 710,586 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,566 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,414 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,387 |
| Northernmost Countries | 0 | - | 4.99 | 361,417 |
| Countries of South America | 0 | - | 5.00 | 925,616 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,749 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,240 |
| "Land" Countries | 0 | - | 4.98 | 336,889 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,176 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,584 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,580 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,229 |
| Top World Languages | 0 | - | 4.92 | 822,709 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,473 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,405 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,408 |
