| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,245 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,160 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,224 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,373 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,520 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,625 |
| Boundary Waters | 0 | - | 4.92 | 88,595 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,268 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,303 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,373 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 246,151 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,416 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,270 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,439 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,768 |
| Landlocked Countries | 0 | - | 4.99 | 422,326 |
| Countries With the Most Neighbors | 0 | - | 4.46 | 102,388 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,610,239 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,722 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,052 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,450 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,464 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,694 |
| Himalayan Countries | 0 | - | 4.95 | 138,899 |
| Andean Countries | 0 | - | 4.93 | 84,711 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,914 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,974 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,535 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,872 |
| Danube Countries | 0 | - | 4.97 | 72,059 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,076 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,468 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,376 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,868 |
| European Landlocked Countries | 0 | - | 4.99 | 147,189 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,716 |
| Countries with the Most Species | 0 | - | 4.99 | 103,271 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,833 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,613 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,735 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,574 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,261 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,707 |
| Countries in the Alps | 0 | - | 4.87 | 118,264 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,343 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,098 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,692 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,634 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,557 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,978 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,716 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,538 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,202 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,889 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,673 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,547 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,258 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,509 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,568 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,985 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,342 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,215 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,137 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,115 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,228 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,261 |
| Largest Countries By Category | 0 | - | 4.97 | 158,277 |
| Countries by Countries | 0 | - | 4.96 | 63,272 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,739 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,304 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,577 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,708 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,745 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,866 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,539 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,506 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,080 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,320 |
| Longest International Borders | 0 | - | 4.99 | 265,247 |
| Countries with Three Borders | 0 | - | 4.96 | 36,626 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,144 |
| Demonym of Every Country | 0 | - | 4.91 | 60,791 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,641 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,504 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,869 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,309 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,781,207 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,339 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,307 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,839 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,397 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,612 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,558 |
| Island Countries | 0 | - | 4.99 | 711,166 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,308 |
| Northernmost Countries | 0 | - | 4.99 | 362,122 |
| Countries of South America | 0 | - | 5.00 | 927,814 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,601 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,414 |
| "Land" Countries | 0 | - | 4.98 | 337,434 |
| Top World Languages | 0 | - | 4.92 | 824,781 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,522 |
| Globe Grid | 0 | - | 4.32 | 32,013 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,957 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,593 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,982 |
| Countries with Megacities | 0 | - | 4.99 | 264,768 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,824 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,517 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,078 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,593 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,197 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,611 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,574 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,575 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,711 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,530 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,381 |
| Countries by Capital City | 0 | - | 5.00 | 68,677 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,400 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,838 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,435 |
| Moved Capital Cities | 0 | - | 4.96 | 74,373 |
| Countries by Official Language | 0 | - | 4.95 | 195,316 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,475 |
| Countries in their Native Language | 0 | - | 4.99 | 199,110 |
| Independence from Whom | 0 | - | 4.99 | 212,178 |
| Subdivisions by Country | 0 | - | 4.86 | 50,440 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,793 |
| Megadiverse Countries | 0 | - | 4.96 | 135,047 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,159 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,377 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,253 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,120 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,179 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,615 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,519 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,052 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,677 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,737 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,909 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,985 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,513 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,527 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,285 |
| World Map Quiz | 0 | - | 4.81 | 65,143 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,459 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,384 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,159 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,316 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,030 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,299 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,929 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,041 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,324 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,464 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,599 |
| Widest Countries East to West | 0 | - | 4.92 | 129,684 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,464 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,423 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,133 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,790 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,625 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,905 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,384 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,808 |
| Countries with Double Letters | 0 | - | 4.96 | 96,299 |
| Countries that End in N | 0 | - | 4.95 | 171,191 |
| Countries with Five Letters | 0 | - | 4.96 | 282,614 |
| Countries with Six Letters | 0 | - | 4.94 | 213,630 |
| Countries with W | 0 | - | 4.97 | 160,378 |
| Countries with Z | 0 | - | 4.98 | 291,539 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,750 |
| Countries That End in U | 0 | - | 4.95 | 120,872 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,510 |
| Countries that End in O | 0 | - | 4.92 | 159,529 |
| Countries that End in R | 0 | - | 4.87 | 118,977 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,745 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,159 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,723 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,497 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,417 |
| Countries That End in Y | 0 | - | 4.91 | 185,890 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,962 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,890 |
| Countries that End in I | 0 | - | 4.94 | 135,112 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,146 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,834 |
| Countries That End in NIA | 0 | - | 4.92 | 109,802 |
| Countries That End in BIA | 0 | - | 4.93 | 149,234 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,142 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,447 |
| Countries That End in RIA | 0 | - | 4.93 | 126,821 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,039 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,698 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,743 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,166 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,723 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,589 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,052 |
