| Boundary Waters | 0 | - | 4.92 | 88,298 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,018 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,731 |
| Landlocked Countries | 0 | - | 4.99 | 417,389 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,264 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,432 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,418 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,668 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,222,825 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,269 |
| Himalayan Countries | 0 | - | 4.95 | 136,799 |
| Andean Countries | 0 | - | 4.95 | 83,627 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,882 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,193 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,554 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,147 |
| Danube Countries | 0 | - | 4.97 | 71,500 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,328 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,914 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,329 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,351 |
| European Landlocked Countries | 0 | - | 4.99 | 146,212 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,902 |
| Countries with the Most Species | 0 | - | 4.99 | 102,474 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,027 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,361 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,540 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,210 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,864 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,245 |
| Countries in the Alps | 0 | - | 4.86 | 117,451 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,976 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,066 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,314 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,818 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,916 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,330 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,090 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,055 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,869 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,407 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,410 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,247 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,799 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,063 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,075 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,869 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,953 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,480 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,317 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,473 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,802 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,881 |
| Largest Countries By Category | 0 | - | 4.97 | 157,382 |
| Countries by Countries | 0 | - | 4.96 | 62,682 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,970 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,113 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,166 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,212 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,686 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,077 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,352 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,713 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,963 |
| Longest International Borders | 0 | - | 4.99 | 264,425 |
| Countries with Three Borders | 0 | - | 4.96 | 36,384 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,826 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,920 |
| Demonym of Every Country | 0 | - | 4.91 | 58,998 |
| Globe Grid | 0 | - | 4.32 | 31,969 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,603 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,128 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,480 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,671 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,673 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,161 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,308 |
| Island Countries | 0 | - | 4.99 | 709,152 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,333 |
| Northernmost Countries | 0 | - | 4.99 | 359,789 |
| Countries of South America | 0 | - | 5.00 | 920,739 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,413 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,369 |
| "Land" Countries | 0 | - | 4.98 | 335,282 |
| Top World Languages | 0 | - | 4.92 | 818,415 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,286 |
| Largest Deserts in the World | 0 | - | 3.98 | 43,613 |
| Places With a Cardinal Direction in Their Name | 0 | - | 4.20 | 16,300 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,972 |
| Geography Mad Gab | 0 | - | 4.36 | 27,333 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,533 |
| Countries with Megacities | 0 | - | 4.99 | 249,497 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,382 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,695 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,716 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,661 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,606 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,714 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,117 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,144 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,713 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,329 |
| Countries by Capital City | 0 | - | 5.00 | 67,640 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,833 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,326 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,795 |
| Moved Capital Cities | 0 | - | 4.96 | 73,947 |
| Countries by Official Language | 0 | - | 4.95 | 194,295 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,121 |
| Countries in their Native Language | 0 | - | 4.99 | 197,889 |
| Independence from Whom | 0 | - | 4.99 | 211,001 |
| Subdivisions by Country | 0 | - | 4.86 | 50,231 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,476 |
| Megadiverse Countries | 0 | - | 4.96 | 134,631 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,042 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,119 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,674 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,969 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,529 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,283 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,727 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,645 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,414 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,824 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,506 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,628 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,728 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,692 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,905 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,252 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,779 |
| World Map Quiz | 0 | - | 4.81 | 64,245 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,784 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,806 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,210 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,758 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,485 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,930 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,369 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,536 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,699 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,190 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,168 |
| Widest Countries East to West | 0 | - | 4.92 | 129,238 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,345 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,759 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,950 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,146 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,059 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,432 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,164 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,694 |
| Countries with Double Letters | 0 | - | 4.97 | 94,686 |
| Countries that End in N | 0 | - | 4.95 | 168,932 |
| Countries with Five Letters | 0 | - | 4.96 | 274,855 |
| Countries with Six Letters | 0 | - | 4.94 | 211,966 |
| Countries with W | 0 | - | 4.97 | 159,219 |
| Countries with Z | 0 | - | 4.98 | 289,347 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,419 |
| Countries That End in U | 0 | - | 4.95 | 120,241 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,435 |
| Countries that End in O | 0 | - | 4.92 | 159,059 |
| Countries that End in R | 0 | - | 4.87 | 118,629 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,403 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,012 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,903 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,932 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,512 |
| Countries That End in Y | 0 | - | 4.90 | 185,539 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,007 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,222 |
| Countries that End in I | 0 | - | 4.94 | 134,745 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,832 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,474 |
| Countries That End in NIA | 0 | - | 4.92 | 109,387 |
| Countries That End in BIA | 0 | - | 4.93 | 148,672 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,537 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,890 |
| Countries That End in RIA | 0 | - | 4.93 | 126,416 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,468 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,298 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,994 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,313 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,947 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,219 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,542 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,068 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,950 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,104 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,648 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,338 |
| Countries that End in L | 0 | - | 4.94 | 156,399 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 213,334 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,121 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,759 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,621 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,682 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,467 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,911 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,452 |
