| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,418 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,219 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,363 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,508 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,573 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,691 |
| Boundary Waters | 0 | - | 4.92 | 88,705 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,358 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,535 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,506 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 246,417 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,601 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,425 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,612 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,894 |
| Landlocked Countries | 0 | - | 4.99 | 424,303 |
| Countries With the Most Neighbors | 0 | - | 4.46 | 102,531 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,768,389 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,845 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,267 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,785 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,814 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,551 |
| Himalayan Countries | 0 | - | 4.94 | 139,706 |
| Andean Countries | 0 | - | 4.94 | 85,149 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,325 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,578 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,903 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,184 |
| Danube Countries | 0 | - | 4.97 | 72,255 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,390 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,685 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,816 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,310 |
| European Landlocked Countries | 0 | - | 4.99 | 147,435 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,049 |
| Countries with the Most Species | 0 | - | 4.99 | 103,459 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,184 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,701 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,813 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,730 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,460 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,886 |
| Countries in the Alps | 0 | - | 4.87 | 118,552 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,239 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,564 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,845 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,858 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,780 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,120 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,016 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,714 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,331 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,049 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,783 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,650 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,432 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,667 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,757 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,463 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,509 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,476 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,462 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,129 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,790 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,415 |
| Largest Countries By Category | 0 | - | 4.97 | 158,609 |
| Countries by Countries | 0 | - | 4.96 | 63,490 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,062 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,360 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,638 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,961 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,319 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,942 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,705 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,586 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,711 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,470 |
| Longest International Borders | 0 | - | 4.99 | 265,603 |
| Countries with Three Borders | 0 | - | 4.96 | 36,714 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,278 |
| Demonym of Every Country | 0 | - | 4.90 | 61,269 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,660 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,537 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,898 |
| World Capitals Quiz | 0 | - | 5.00 | 5,097,989 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,795,139 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,366 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,387 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,900 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,403 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,251 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,832 |
| Island Countries | 0 | - | 4.99 | 711,985 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,044 |
| Northernmost Countries | 0 | - | 4.99 | 363,330 |
| Countries of South America | 0 | - | 5.00 | 930,634 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,040 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,896 |
| "Land" Countries | 0 | - | 4.98 | 338,014 |
| Top World Languages | 0 | - | 4.92 | 827,905 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,670 |
| Globe Grid | 0 | - | 4.32 | 32,029 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,094 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,850 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,733 |
| Countries with Megacities | 0 | - | 4.99 | 266,270 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,460 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,871 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,754 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,984 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,214 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,041 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,002 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,843 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,031 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,000 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,884 |
| Countries by Capital City | 0 | - | 5.00 | 69,149 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,700 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,085 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,672 |
| Moved Capital Cities | 0 | - | 4.96 | 74,556 |
| Countries by Official Language | 0 | - | 4.95 | 195,747 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,266 |
| Countries in their Native Language | 0 | - | 4.99 | 199,521 |
| Independence from Whom | 0 | - | 4.99 | 212,706 |
| Subdivisions by Country | 0 | - | 4.87 | 50,556 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,185 |
| Megadiverse Countries | 0 | - | 4.96 | 135,184 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,741 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,475 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,371 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,178 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,422 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,740 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,866 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,498 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,769 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,158 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,300 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,085 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,620 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,390,288 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,970 |
| World Map Quiz | 0 | - | 4.81 | 65,417 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,521 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,563 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,953 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,926 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,417 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,178 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,270 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,391 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,586 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,613 |
| Tallest Countries North to South | 0 | - | 4.86 | 129,962 |
| Widest Countries East to West | 0 | - | 4.92 | 130,294 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,555 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,086 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,455 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,969 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,846 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,349 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,461 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,861 |
| Countries with Double Letters | 0 | - | 4.96 | 96,777 |
| Countries that End in N | 0 | - | 4.95 | 171,662 |
| Countries with Five Letters | 0 | - | 4.96 | 283,357 |
| Countries with Six Letters | 0 | - | 4.94 | 214,119 |
| Countries with W | 0 | - | 4.96 | 160,727 |
| Countries with Z | 0 | - | 4.98 | 292,097 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,075 |
| Countries That End in U | 0 | - | 4.95 | 121,066 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 134,875 |
| Countries that End in O | 0 | - | 4.92 | 159,715 |
| Countries that End in R | 0 | - | 4.87 | 119,101 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,851 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,554 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,989 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,699 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,630 |
| Countries That End in Y | 0 | - | 4.91 | 186,018 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,266 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,123 |
| Countries that End in I | 0 | - | 4.94 | 135,245 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,443 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,968 |
| Countries That End in NIA | 0 | - | 4.92 | 109,952 |
| Countries That End in BIA | 0 | - | 4.93 | 149,443 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,379 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,651 |
| Countries That End in RIA | 0 | - | 4.93 | 126,970 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,261 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,225 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,014 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,448 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,011 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,724 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,224 |
