| Island Countries | 0 | - | 4.99 | 710,545 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,858 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,951 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,582 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,426 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,228 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,293 |
| Boundary Waters | 0 | - | 4.92 | 88,484 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,180 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,130 |
| Islands With the Highest Elevation | 0 | - | 4.61 | 17,970 |
| Most Populous Islands | 0 | - | 4.80 | 122,948 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,304 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,537 |
| Landlocked Countries | 0 | - | 4.99 | 420,805 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 175,879 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,482,317 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,625 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,865 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,207 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,221 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,877 |
| Himalayan Countries | 0 | - | 4.95 | 138,205 |
| Andean Countries | 0 | - | 4.95 | 84,326 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,546 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,432 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,174 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,602 |
| Danube Countries | 0 | - | 4.97 | 71,863 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,835 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,266 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,033 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,495 |
| European Landlocked Countries | 0 | - | 4.99 | 147,004 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,415 |
| Countries with the Most Species | 0 | - | 4.99 | 103,125 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,568 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,523 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,669 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,458 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,134 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,528 |
| Countries in the Alps | 0 | - | 4.87 | 118,003 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,953 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,784 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,560 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,474 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,346 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,848 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,498 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,364 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,097 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,721 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,573 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,430 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,092 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,369 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,390 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,606 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,191 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,715 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,855 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,336 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,752 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,127 |
| Largest Countries By Category | 0 | - | 4.97 | 157,977 |
| Countries by Countries | 0 | - | 4.96 | 63,050 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,498 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,228 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,522 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,542 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,591 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,813 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,381 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,450 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,656 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,210 |
| Longest International Borders | 0 | - | 4.99 | 264,975 |
| Countries with Three Borders | 0 | - | 4.96 | 36,545 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,031 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,141 |
| Demonym of Every Country | 0 | - | 4.91 | 60,312 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,742 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,769,519 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,606 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,380 |
| People Born on Islands | 0 | - | 4.39 | 52,933 |
| Islands by Picture | 0 | - | 4.28 | 107,032 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,317 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,391 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,514 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,132 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,133 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,431 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,255 |
| Northernmost Countries | 0 | - | 4.99 | 361,369 |
| Countries of South America | 0 | - | 5.00 | 925,455 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,537 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,786 |
| "Land" Countries | 0 | - | 4.98 | 336,833 |
| Top World Languages | 0 | - | 4.92 | 822,602 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,403 |
| Globe Grid | 0 | - | 4.32 | 31,998 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,831 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,391 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,563 |
| Countries with Megacities | 0 | - | 4.99 | 263,647 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,398 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,296 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,673 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,336 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,193 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,293 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,438 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,535 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,273 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,062 |
| Countries by Capital City | 0 | - | 5.00 | 68,335 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,198 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,672 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,234 |
| Moved Capital Cities | 0 | - | 4.96 | 74,231 |
| Countries by Official Language | 0 | - | 4.95 | 194,998 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,026 |
| Countries in their Native Language | 0 | - | 4.99 | 198,503 |
| Independence from Whom | 0 | - | 4.99 | 211,778 |
| Subdivisions by Country | 0 | - | 4.86 | 50,377 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,100 |
| Megadiverse Countries | 0 | - | 4.96 | 134,906 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,852 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,277 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,067 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,501 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,267 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,954 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,047 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,402 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,803 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,117 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,891 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,261 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,471 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,795 |
| World Map Quiz | 0 | - | 4.81 | 64,912 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,550 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,221 |
| Countries by Founding Story | 0 | - | 4.95 | 77,246 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,840 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,126 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,851 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,851 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,756 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,892 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,194 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,369 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,466 |
| Widest Countries East to West | 0 | - | 4.92 | 129,533 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,420 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,215 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,073 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,658 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,440 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,726 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,325 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,772 |
| Countries with Double Letters | 0 | - | 4.97 | 95,784 |
| Countries that End in N | 0 | - | 4.95 | 170,730 |
| Countries with Five Letters | 0 | - | 4.96 | 281,791 |
| Countries with Six Letters | 0 | - | 4.94 | 213,144 |
| Countries with W | 0 | - | 4.97 | 160,033 |
| Countries with Z | 0 | - | 4.98 | 290,988 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,373 |
| Countries That End in U | 0 | - | 4.95 | 120,673 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,168 |
| Countries that End in O | 0 | - | 4.92 | 159,395 |
| Countries that End in R | 0 | - | 4.87 | 118,865 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,636 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,770 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,433 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,295 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,935 |
| Countries That End in Y | 0 | - | 4.91 | 185,786 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,623 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,678 |
| Countries that End in I | 0 | - | 4.94 | 134,997 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,810 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,717 |
| Countries That End in NIA | 0 | - | 4.92 | 109,664 |
| Countries That End in BIA | 0 | - | 4.93 | 149,048 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,931 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,266 |
| Countries That End in RIA | 0 | - | 4.93 | 126,699 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,840 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,226 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,482 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,879 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,437 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,473 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,870 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,393 |