| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,500 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,811 |
| Independence from Whom | 0 | - | 4.99 | 211,935 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,614 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,556 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,368 |
| Countries by Founding Story | 0 | - | 4.95 | 77,306 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,795 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,977 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,210 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,383 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,887 |
| Cities by Former Name | 0 | - | 4.83 | 91,638 |
| Countries by National Anthem | 0 | - | 4.93 | 71,267 |
| Recently Independent Countries | 0 | - | 4.98 | 159,379 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,101 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,549 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,128 |
| Countries by Former Name | 0 | - | 4.99 | 125,240 |
| Historical City to Country | 0 | - | 4.84 | 78,599 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,893 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,698 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,544 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,904 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,349 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,517 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,517 |
| Former Flags | 0 | - | 4.97 | 107,860 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,988 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,061 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,267 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,970 |
| Battle to Country | 0 | - | 4.91 | 53,440 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,853 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,696 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,987 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,201 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,579 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 82,783 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,884 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,185 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,449 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,023 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 57,942 |
| Ancient City to Country | 0 | - | 4.70 | 108,090 |
| City-States | 0 | - | 4.53 | 37,286 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,700 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,132 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,454 |
| Countries by Independence Day | 0 | - | 4.61 | 52,763 |
| Former Countries by Capital | 0 | - | 4.45 | 127,537 |
| Former Countries | 0 | - | 4.75 | 133,862 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 384,088 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,601 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,969 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,557 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 101,647 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 34,991 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,686 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,744 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,598 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,302 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,551 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,598 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,685 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,191 |
| Countries Loading in the World Map | 0 | - | 4.97 | 53,900 |
| Departments of France | 0 | - | 4.93 | 54,283 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,658 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,983 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,483 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,128 |
| Boundary Waters | 0 | - | 4.92 | 88,519 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,216 |
| WWII Geography | 0 | - | 4.81 | 120,471 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,193 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,594 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,536 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,499 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,436 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,392 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,171 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,587 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,530,425 |
| Landlocked Countries | 0 | - | 4.99 | 421,320 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,404 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,649 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 574,956 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,313 |
| Random Point on Land to European Country | 0 | - | 4.94 | 77,294 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,633 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,069 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,918 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,054 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,549 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,715 |
| Roman Provinces on a Map | 0 | - | 4.54 | 37,001 |
| US States with an Empty Map | 0 | - | 5.00 | 625,351 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,669 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,950 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,308 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,312 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,348 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,117 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,366 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,406 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,126 |
| Himalayan Countries | 0 | - | 4.95 | 138,426 |
| Andean Countries | 0 | - | 4.93 | 84,437 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,649 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,603 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,277 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,676 |
| Countries in World War I | 0 | - | 4.88 | 228,328 |
| Danube Countries | 0 | - | 4.97 | 71,931 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,917 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,346 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,161 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,620 |
| European Landlocked Countries | 0 | - | 4.99 | 147,060 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,508 |
| Countries with the Most Species | 0 | - | 4.99 | 103,167 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,214 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,849 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,662 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,546 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,689 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,495 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,174 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,586 |
| Countries in the Alps | 0 | - | 4.87 | 118,093 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,630 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,912 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,602 |
| Guerrillas by Country | 0 | - | 4.40 | 41,124 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,529 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,416 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,893 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,582 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,437 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,137 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,214 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,781 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,613 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,470 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,715 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,155 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,409 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,447 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,735 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,243 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 61,690 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,947 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,592 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,909 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,166 |
| Largest Countries By Category | 0 | - | 4.97 | 158,087 |
| Countries by Countries | 0 | - | 4.96 | 63,118 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,595 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,253 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,541 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,938 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,396 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,591 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,442 |
| Merged Country Flags | 0 | - | 4.88 | 106,874 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,376 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,915 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,759 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,603 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,773,801 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,657 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,831 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,443 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.93 | 24,905 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,469 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,578 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,891 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,784 |
| Rivers of the United States | 0 | - | 4.93 | 66,262 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,826 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,249 |
| Longest International Borders | 0 | - | 4.99 | 265,087 |
| Countries with Three Borders | 0 | - | 4.96 | 36,573 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,080 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,176 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,502 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,502 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,051 |
| Demonym of Every Country | 0 | - | 4.91 | 60,498 |
| People Born on Islands | 0 | - | 4.39 | 52,950 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,045 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,394 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,798 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,323 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,799 |
| Island Countries | 0 | - | 4.99 | 710,789 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,382,013 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,000 |
| Northernmost Countries | 0 | - | 4.99 | 361,658 |
