| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,046 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,002 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,019 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,177 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,460 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,534 |
| Boundary Waters | 0 | - | 4.92 | 88,402 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,107 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,969 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,174 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 245,740 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,097 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,019 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,204 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,579 |
| Landlocked Countries | 0 | - | 4.99 | 419,398 |
| Countries With the Most Neighbors | 0 | - | 4.47 | 101,781 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,367,230 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,526 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,694 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,752 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,987 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,185 |
| Himalayan Countries | 0 | - | 4.95 | 137,621 |
| Andean Countries | 0 | - | 4.95 | 84,040 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,295 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,781 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,904 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,406 |
| Danube Countries | 0 | - | 4.97 | 71,710 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,622 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,109 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,729 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,805 |
| European Landlocked Countries | 0 | - | 4.99 | 146,820 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,198 |
| Countries with the Most Species | 0 | - | 4.99 | 102,969 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,342 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,441 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,605 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,339 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,016 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,405 |
| Countries in the Alps | 0 | - | 4.87 | 117,762 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,190 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,463 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,451 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,049 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,156 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,748 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,341 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,235 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,996 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,595 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,510 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,361 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,965 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,228 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,252 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,276 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,090 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,595 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,610 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,572 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,345 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,022 |
| Largest Countries By Category | 0 | - | 4.97 | 157,725 |
| Countries by Countries | 0 | - | 4.96 | 62,886 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,274 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,373 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,431 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,762 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,263 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,401 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,214 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,102 |
| Longest International Borders | 0 | - | 4.99 | 264,732 |
| Countries with Three Borders | 0 | - | 4.96 | 36,472 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,935 |
| Demonym of Every Country | 0 | - | 4.91 | 59,195 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,610 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,425 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,767 |
| World Capitals Quiz | 0 | - | 5.00 | 5,066,385 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,759,661 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,292 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,174 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,396 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,902 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,718 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,362 |
| Island Countries | 0 | - | 4.99 | 709,956 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,545 |
| Northernmost Countries | 0 | - | 4.99 | 360,692 |
| Countries of South America | 0 | - | 5.00 | 923,556 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,924 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,972 |
| "Land" Countries | 0 | - | 4.98 | 335,909 |
| Top World Languages | 0 | - | 4.92 | 820,754 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,358 |
| Globe Grid | 0 | - | 4.32 | 31,985 |
| World Map Divided into Regions | 0 | - | 4.18 | 41,726 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,212 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,153 |
| Countries with Megacities | 0 | - | 4.99 | 261,675 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,023 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,064 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,303 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,099 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,171 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,942 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,034 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,280 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,337 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,044 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,732 |
| Countries by Capital City | 0 | - | 5.00 | 68,021 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,024 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,518 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,023 |
| Moved Capital Cities | 0 | - | 4.96 | 74,095 |
| Countries by Official Language | 0 | - | 4.95 | 194,727 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,652 |
| Countries in their Native Language | 0 | - | 4.99 | 198,268 |
| Independence from Whom | 0 | - | 4.99 | 211,433 |
| Subdivisions by Country | 0 | - | 4.86 | 50,302 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,792 |
| Megadiverse Countries | 0 | - | 4.96 | 134,800 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,606 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,207 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,777 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,030 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,759 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,409 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,042 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,868 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,511 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,093 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,742 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,806 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,349 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,747 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,322 |
| World Map Quiz | 0 | - | 4.81 | 64,667 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,814 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,074 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,605 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,986 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,704 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,458 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,580 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,723 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,869 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,298 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,327 |
| Widest Countries East to West | 0 | - | 4.92 | 129,416 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,395 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,004 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,011 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,555 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,277 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,594 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,256 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,734 |
| Countries with Double Letters | 0 | - | 4.97 | 95,164 |
| Countries that End in N | 0 | - | 4.95 | 170,137 |
| Countries with Five Letters | 0 | - | 4.96 | 280,696 |
| Countries with Six Letters | 0 | - | 4.94 | 212,584 |
| Countries with W | 0 | - | 4.97 | 159,566 |
| Countries with Z | 0 | - | 4.98 | 289,911 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,808 |
| Countries That End in U | 0 | - | 4.95 | 120,433 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,821 |
| Countries that End in O | 0 | - | 4.92 | 159,222 |
| Countries that End in R | 0 | - | 4.87 | 118,752 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,530 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,411 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,158 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,120 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,712 |
| Countries That End in Y | 0 | - | 4.91 | 185,659 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,309 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,477 |
| Countries that End in I | 0 | - | 4.94 | 134,897 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,157 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,598 |
| Countries That End in NIA | 0 | - | 4.92 | 109,540 |
| Countries That End in BIA | 0 | - | 4.93 | 148,878 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,773 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,098 |
| Countries That End in RIA | 0 | - | 4.93 | 126,565 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,677 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,823 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,286 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,663 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,197 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,358 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,714 |
