| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,439 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,226 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,379 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,518 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,579 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,706 |
| Boundary Waters | 0 | - | 4.92 | 88,712 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,369 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,571 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,524 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 246,448 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,620 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,447 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,633 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,909 |
| Landlocked Countries | 0 | - | 4.99 | 424,587 |
| Countries With the Most Neighbors | 0 | - | 4.46 | 102,544 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,785,729 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,858 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,290 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,812 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,851 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,664 |
| Himalayan Countries | 0 | - | 4.93 | 139,794 |
| Andean Countries | 0 | - | 4.94 | 85,196 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,376 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,666 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,943 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,237 |
| Danube Countries | 0 | - | 4.97 | 72,275 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,425 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,713 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,872 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,368 |
| European Landlocked Countries | 0 | - | 4.99 | 147,463 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,098 |
| Countries with the Most Species | 0 | - | 4.99 | 103,490 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,242 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,710 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,824 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,752 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,484 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,909 |
| Countries in the Alps | 0 | - | 4.87 | 118,593 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,331 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,610 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,877 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,899 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,825 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,140 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,261 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,773 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,339 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,072 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,798 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,665 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,455 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,691 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,780 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,537 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,528 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,550 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,498 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,225 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,856 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,431 |
| Largest Countries By Category | 0 | - | 4.97 | 158,673 |
| Countries by Countries | 0 | - | 4.96 | 63,514 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,109 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,362 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,644 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,990 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,351 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,951 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,720 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,588 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,776 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,488 |
| Longest International Borders | 0 | - | 4.99 | 265,637 |
| Countries with Three Borders | 0 | - | 4.96 | 36,726 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,296 |
| Demonym of Every Country | 0 | - | 4.90 | 61,323 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,661 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,539 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,900 |
| World Capitals Quiz | 0 | - | 5.00 | 5,099,408 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,796,607 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,372 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,402 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,507 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,933 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,324 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,008 |
| Island Countries | 0 | - | 4.99 | 712,108 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,352 |
| Northernmost Countries | 0 | - | 4.99 | 363,431 |
| Countries of South America | 0 | - | 5.00 | 930,980 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,372 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,885,603 |
| "Land" Countries | 0 | - | 4.98 | 338,078 |
| Top World Languages | 0 | - | 4.92 | 828,260 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,688 |
| Globe Grid | 0 | - | 4.32 | 32,031 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,102 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,882 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,832 |
| Countries with Megacities | 0 | - | 4.99 | 266,457 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,539 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,935 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,841 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,046 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,214 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,097 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,190 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,868 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,060 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,034 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,937 |
| Countries by Capital City | 0 | - | 5.00 | 69,188 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,734 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,109 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,700 |
| Moved Capital Cities | 0 | - | 4.96 | 74,574 |
| Countries by Official Language | 0 | - | 4.95 | 195,782 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,324 |
| Countries in their Native Language | 0 | - | 4.99 | 199,566 |
| Independence from Whom | 0 | - | 4.99 | 212,789 |
| Subdivisions by Country | 0 | - | 4.87 | 50,571 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,246 |
| Megadiverse Countries | 0 | - | 4.96 | 135,201 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,769 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,484 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,389 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,184 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,452 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,770 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,936 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,513 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,782 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,229 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,315 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,107 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,638 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,390,884 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,052 |
| World Map Quiz | 0 | - | 4.81 | 65,471 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,657 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,594 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,015 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,956 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,440 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,256 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,294 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,419 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,615 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,624 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,203 |
| Widest Countries East to West | 0 | - | 4.92 | 130,334 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,566 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,117 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,472 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,986 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,874 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,373 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,468 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,868 |
| Countries with Double Letters | 0 | - | 4.96 | 96,826 |
| Countries that End in N | 0 | - | 4.95 | 171,704 |
| Countries with Five Letters | 0 | - | 4.96 | 283,417 |
| Countries with Six Letters | 0 | - | 4.94 | 214,189 |
| Countries with W | 0 | - | 4.96 | 160,762 |
| Countries with Z | 0 | - | 4.98 | 292,153 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,115 |
| Countries That End in U | 0 | - | 4.95 | 121,084 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 134,923 |
| Countries that End in O | 0 | - | 4.92 | 159,731 |
| Countries that End in R | 0 | - | 4.87 | 119,120 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,870 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,610 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,018 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,727 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,652 |
| Countries That End in Y | 0 | - | 4.91 | 186,032 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,311 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,150 |
| Countries that End in I | 0 | - | 4.94 | 135,259 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,474 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,982 |
| Countries That End in NIA | 0 | - | 4.92 | 109,968 |
| Countries That End in BIA | 0 | - | 4.93 | 149,473 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,402 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,675 |
| Countries That End in RIA | 0 | - | 4.93 | 126,993 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,276 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,312 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,043 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,474 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,048 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,745 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,237 |
