| Cities with the Most Opera Performances | 0 | - | 4.55 | 34,709 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,173 |
| Independence from Whom | 0 | - | 4.99 | 209,570 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,652 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,966 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,688 |
| Countries by Founding Story | 0 | - | 4.95 | 76,479 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,117 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,102 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,323 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,442 |
| Cities by Former Name | 0 | - | 4.84 | 90,915 |
| Countries by National Anthem | 0 | - | 4.92 | 71,007 |
| Recently Independent Countries | 0 | - | 4.98 | 157,919 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,397 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,019 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,702 |
| Countries by Former Name | 0 | - | 4.99 | 124,212 |
| Historical City to Country | 0 | - | 4.84 | 78,107 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,901 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,799 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,251 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,651 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,458 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,836 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,222 |
| Former Flags | 0 | - | 4.97 | 106,584 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,436 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,104 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,807 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,975 |
| Battle to Country | 0 | - | 4.91 | 52,475 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,163 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,249 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,604 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 59,886 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,845 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,343 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,305 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,042 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,387 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,952 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 56,766 |
| Ancient City to Country | 0 | - | 4.70 | 107,583 |
| City-States | 0 | - | 4.53 | 37,084 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,470 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,949 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,217 |
| Countries by Independence Day | 0 | - | 4.56 | 52,592 |
| Former Countries by Capital | 0 | - | 4.45 | 127,003 |
| Former Countries | 0 | - | 4.75 | 132,636 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,214 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,365 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,510 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,725 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,701 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 33,833 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,778 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,099 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,531 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,253 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,519 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,478 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,752 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,567 |
| Countries Loading in the World Map | 0 | - | 4.97 | 53,234 |
| Departments of France | 0 | - | 4.93 | 52,734 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,712 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,772 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,145 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,061 |
| Boundary Waters | 0 | - | 4.92 | 88,020 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,794 |
| WWII Geography | 0 | - | 4.81 | 119,299 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,222 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,205 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,801 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,690 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,406 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,480 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,007 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,863 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,881,148 |
| Landlocked Countries | 0 | - | 4.99 | 413,177 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,571 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,495 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,634 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,658 |
| Random Point on Land to European Country | 0 | - | 4.93 | 76,006 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,301 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,251 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,727 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,509 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,769 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,191 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,533 |
| US States with an Empty Map | 0 | - | 5.00 | 618,436 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,128 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,949 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,524 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,886 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,124 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,005 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,114 |
| World Capitals Quiz | 0 | - | 5.00 | 5,028,390 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,391 |
| Himalayan Countries | 0 | - | 4.95 | 135,167 |
| Andean Countries | 0 | - | 4.94 | 82,735 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,151 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,082 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,822 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,517 |
| Countries in World War I | 0 | - | 4.88 | 226,514 |
| Danube Countries | 0 | - | 4.97 | 71,033 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,698 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,489 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,368 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,286 |
| European Landlocked Countries | 0 | - | 4.99 | 145,701 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,115 |
| Countries with the Most Species | 0 | - | 4.99 | 95,216 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,318 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,634 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,267 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,190 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,352 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,928 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,542 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,904 |
| Countries in the Alps | 0 | - | 4.87 | 116,749 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,515 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,162 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,975 |
| Guerrillas by Country | 0 | - | 4.40 | 40,942 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,371 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,101 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,959 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,513 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,716 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,912 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,092 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,009 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,179 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,014 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,377 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,400 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,704 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,712 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,964 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,596 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,223 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,723 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,018 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,480 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,568 |
| Largest Countries By Category | 0 | - | 4.97 | 156,680 |
| Countries by Countries | 0 | - | 4.96 | 62,214 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,304 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,948 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,311 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,463 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,371 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,115 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,915 |
| Merged Country Flags | 0 | - | 4.88 | 105,960 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,519 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,047 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,018 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,710 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,712,653 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,662 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,471 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,506 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.96 | 24,038 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,222 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,510 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,420 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,438 |
| Rivers of the United States | 0 | - | 4.93 | 65,461 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,269 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,583 |
| Longest International Borders | 0 | - | 4.99 | 263,448 |
| Countries with Three Borders | 0 | - | 4.96 | 36,157 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,583 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,631 |
| Famous Immigrants and Exiles | 0 | - | 4.48 | 20,433 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,908 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,846 |
| Demonym of Every Country | 0 | - | 4.91 | 58,601 |
| People Born on Islands | 0 | - | 4.39 | 52,735 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,364 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,133 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,980 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,969 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,377 |
| Island Countries | 0 | - | 4.99 | 707,405 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,005 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,843 |
| Northernmost Countries | 0 | - | 4.99 | 357,457 |
| Inventions by Country #1 | 0 | - | 4.46 | 54,877 |
