| Island Countries | 0 | - | 4.99 | 709,839 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,762 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,728 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,493 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,334 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,082 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,209 |
| Countries by Three Words #2 | 0 | - | 4.97 | 201,934 |
| Countries by Three Words #1 | 0 | - | 4.95 | 265,150 |
| European Countries by Clue | 0 | - | 4.92 | 183,506 |
| Countries by a Single Clue #5 | 0 | - | 4.91 | 100,926 |
| Boundary Waters | 0 | - | 4.92 | 88,388 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,093 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,932 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,214 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,356 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,834 |
| World's Biggest Islands | 0 | - | 4.32 | 139,802 |
| Islands With the Highest Elevation | 0 | - | 4.61 | 17,947 |
| Most Populous Islands | 0 | - | 4.80 | 122,814 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,279 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,510 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 175,109 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,347,253 |
| Landlocked Countries | 0 | - | 4.99 | 419,152 |
| The Only American Country ... | 0 | - | 4.92 | 121,432 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,969 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,001 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,276 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 108,843 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 87,465 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,510 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,640 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,702 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,940 |
| World Capitals Quiz | 0 | - | 5.00 | 5,064,777 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,071 |
| Himalayan Countries | 0 | - | 4.94 | 137,506 |
| Andean Countries | 0 | - | 4.95 | 83,979 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,251 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,721 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,871 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,375 |
| Danube Countries | 0 | - | 4.97 | 71,686 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,588 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,079 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,688 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,759 |
| European Landlocked Countries | 0 | - | 4.99 | 146,797 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,163 |
| Countries with the Most Species | 0 | - | 4.99 | 102,929 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,299 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,436 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,597 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,320 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,002 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,377 |
| Countries in the Alps | 0 | - | 4.87 | 117,714 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,155 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,403 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,434 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,018 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,126 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,715 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,302 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,207 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,977 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,571 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,496 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,346 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,946 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,203 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,225 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,226 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,079 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,582 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,553 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,466 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,267 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,012 |
| Largest Countries By Category | 0 | - | 4.97 | 157,668 |
| Countries by Countries | 0 | - | 4.96 | 62,855 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,236 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,168 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,475 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,580 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,666 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,339 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,757,871 |
| Countries by Three Words #3 | 0 | - | 4.80 | 128,482 |
| Countries by Three Words #4 | 0 | - | 4.44 | 100,597 |
| Countries by a Single Clue #1 | 0 | - | 4.75 | 100,621 |
| Countries by a Single Clue #2 | 0 | - | 4.48 | 94,938 |
| Countries by a Single Clue #3 | 0 | - | 4.63 | 86,728 |
| Countries by a Single Clue #4 | 0 | - | 4.49 | 76,903 |
| Countries by a Single Clue #6 | 0 | - | 4.49 | 86,898 |
| Countries by a Single Clue #8 | 0 | - | 4.44 | 94,880 |
| Countries by a Single Clue #10 | 0 | - | 4.55 | 67,801 |
| Countries by a Single Clue #11 | 0 | - | 4.61 | 76,471 |
| Countries by a Single Clue #12 | 0 | - | 4.48 | 78,926 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,285 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,898 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,395 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,744 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,238 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,396 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,125 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,086 |
| Longest International Borders | 0 | - | 4.99 | 264,693 |
| Countries with Three Borders | 0 | - | 4.96 | 36,463 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,922 |
| Largest Cities for each Latitude Degree | 0 | - | 5.00 | 48,023 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,581 |
| Demonym of Every Country | 0 | - | 4.91 | 59,167 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,317 |
| People Born on Islands | 0 | - | 4.39 | 52,889 |
| Islands by Picture | 0 | - | 4.29 | 106,772 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,345 |
| Island Superlatives | 0 | - | 4.57 | 34,585 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,287 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,671 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,351 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,151 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,300 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,656 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,196 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,249 |
| Northernmost Countries | 0 | - | 4.99 | 360,560 |
| Countries of South America | 0 | - | 5.00 | 923,133 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,353 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,866,925 |
| Countries Ending in "IA" by Clue #1 | 0 | - | 4.74 | 70,421 |
| "Land" Countries | 0 | - | 4.98 | 335,835 |
| Top World Languages | 0 | - | 4.92 | 820,442 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,351 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,185 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,081 |
| Countries with Megacities | 0 | - | 4.99 | 260,920 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,940 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,021 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,216 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,035 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,894 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,993 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,259 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,299 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,004 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,684 |
| Countries by Capital City | 0 | - | 5.00 | 67,962 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,991 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,486 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,000 |
| Moved Capital Cities | 0 | - | 4.96 | 74,076 |
| Countries by Official Language | 0 | - | 4.95 | 194,669 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,584 |
| Countries in their Native Language | 0 | - | 4.99 | 198,216 |
| Independence from Whom | 0 | - | 4.99 | 211,359 |
| Subdivisions by Country | 0 | - | 4.86 | 50,294 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,739 |
| Megadiverse Countries | 0 | - | 4.96 | 134,781 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,570 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,191 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,023 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,393 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,002 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,852 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,996 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,029 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,726 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,004 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,790 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,165 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,112 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,248 |
| World Map Quiz | 0 | - | 4.81 | 64,567 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,690 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,051 |
| Countries by Founding Story | 0 | - | 4.95 | 77,086 |
| Countries by Road Signs | 0 | - | 4.98 | 53,667 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,544 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,943 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,662 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,372 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,535 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,688 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,844 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,273 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,301 |
| Widest Countries East to West | 0 | - | 4.92 | 129,392 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,387 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,976 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,998 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,522 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,236 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,567 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,243 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,730 |
| Countries with Double Letters | 0 | - | 4.97 | 95,119 |
| Countries that End in N | 0 | - | 4.95 | 170,048 |
| Countries with Five Letters | 0 | - | 4.96 | 280,411 |
