| Island Countries | 0 | - | 4.99 | 710,780 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,887 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,022 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,607 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,457 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,264 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,313 |
| Boundary Waters | 0 | - | 4.92 | 88,515 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,215 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,189 |
| Islands With the Highest Elevation | 0 | - | 4.61 | 17,978 |
| Most Populous Islands | 0 | - | 4.80 | 122,981 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,314 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,550 |
| Landlocked Countries | 0 | - | 4.99 | 421,299 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 175,993 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,528,721 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,669 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,946 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,306 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,307 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,121 |
| Himalayan Countries | 0 | - | 4.95 | 138,416 |
| Andean Countries | 0 | - | 4.93 | 84,432 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,644 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,594 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,276 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,674 |
| Danube Countries | 0 | - | 4.97 | 71,929 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,912 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,344 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,156 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,612 |
| European Landlocked Countries | 0 | - | 4.99 | 147,058 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,506 |
| Countries with the Most Species | 0 | - | 4.99 | 103,167 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,659 |
| 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 | 59,493 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,172 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,584 |
| Countries in the Alps | 0 | - | 4.87 | 118,092 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,608 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,902 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,602 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,529 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,415 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,892 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,578 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,433 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,135 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,781 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,612 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,470 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,153 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,407 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,446 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,728 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,241 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 61,354 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,943 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,581 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,901 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,165 |
| Largest Countries By Category | 0 | - | 4.97 | 158,083 |
| Countries by Countries | 0 | - | 4.96 | 63,116 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,591 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,252 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,540 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,602 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,655 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,830 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,442 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,468 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,820 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,245 |
| Longest International Borders | 0 | - | 4.99 | 265,083 |
| Countries with Three Borders | 0 | - | 4.96 | 36,573 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,079 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,176 |
| Demonym of Every Country | 0 | - | 4.91 | 60,485 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,242 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,773,610 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,616 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,403 |
| People Born on Islands | 0 | - | 4.39 | 52,950 |
| Islands by Picture | 0 | - | 4.28 | 107,129 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,323 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,402 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,013 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,747 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,318 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,790 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,971 |
| Northernmost Countries | 0 | - | 4.99 | 361,652 |
| Countries of South America | 0 | - | 5.00 | 926,304 |
| Countries of Oceania | 0 | - | 5.00 | 1,055,541 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,874,997 |
| "Land" Countries | 0 | - | 4.98 | 337,121 |
| Top World Languages | 0 | - | 4.92 | 823,343 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,430 |
| Globe Grid | 0 | - | 4.32 | 32,005 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,892 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,470 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,720 |
| Countries with Megacities | 0 | - | 4.99 | 264,139 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,564 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,383 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,826 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,439 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,330 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,413 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,487 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,598 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,354 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,173 |
| Countries by Capital City | 0 | - | 5.00 | 68,474 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,267 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,744 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,310 |
| Moved Capital Cities | 0 | - | 4.96 | 74,282 |
| Countries by Official Language | 0 | - | 4.95 | 195,110 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,183 |
| Countries in their Native Language | 0 | - | 4.99 | 198,892 |
| Independence from Whom | 0 | - | 4.99 | 211,928 |
| Subdivisions by Country | 0 | - | 4.86 | 50,397 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,611 |
| Megadiverse Countries | 0 | - | 4.96 | 134,953 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,957 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,307 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,085 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,556 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,366 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,990 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,059 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,538 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,838 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,157 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,925 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,309 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,381,935 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,984 |
| World Map Quiz | 0 | - | 4.81 | 64,999 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,908 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,281 |
| Countries by Founding Story | 0 | - | 4.95 | 77,304 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,962 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,196 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,916 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,026 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,817 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,946 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,247 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,401 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,520 |
| Widest Countries East to West | 0 | - | 4.92 | 129,581 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,434 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,303 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,097 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,720 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,517 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,788 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,343 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,786 |
| Countries with Double Letters | 0 | - | 4.96 | 96,049 |
| Countries that End in N | 0 | - | 4.95 | 170,936 |
| Countries with Five Letters | 0 | - | 4.96 | 282,117 |
| Countries with Six Letters | 0 | - | 4.94 | 213,362 |
| Countries with W | 0 | - | 4.97 | 160,182 |
| Countries with Z | 0 | - | 4.98 | 291,240 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,549 |
| Countries That End in U | 0 | - | 4.95 | 120,765 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,314 |
| Countries that End in O | 0 | - | 4.92 | 159,453 |
| Countries that End in R | 0 | - | 4.87 | 118,920 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,681 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,921 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,596 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,400 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,316 |
| Countries That End in Y | 0 | - | 4.91 | 185,829 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,794 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,759 |
| Countries that End in I | 0 | - | 4.94 | 135,044 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,965 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,767 |
| Countries That End in NIA | 0 | - | 4.92 | 109,718 |
| Countries That End in BIA | 0 | - | 4.93 | 149,122 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,017 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,351 |
| Countries That End in RIA | 0 | - | 4.93 | 126,761 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,940 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,394 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,580 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,975 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,551 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,530 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,944 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,425 |
