| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,192 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,126 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,179 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,332 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,505 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,608 |
| Boundary Waters | 0 | - | 4.92 | 88,539 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,227 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,218 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,334 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 246,063 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,361 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,228 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,394 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,731 |
| Landlocked Countries | 0 | - | 4.99 | 421,576 |
| Countries With the Most Neighbors | 0 | - | 4.46 | 102,312 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,552,212 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,688 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,983 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,354 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,359 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,249 |
| Himalayan Countries | 0 | - | 4.95 | 138,542 |
| Andean Countries | 0 | - | 4.93 | 84,507 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,693 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,687 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,324 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,726 |
| Danube Countries | 0 | - | 4.97 | 71,957 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,957 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,377 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,217 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,689 |
| European Landlocked Countries | 0 | - | 4.99 | 147,084 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,554 |
| Countries with the Most Species | 0 | - | 4.99 | 103,193 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,690 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,558 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,701 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,509 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,191 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,613 |
| Countries in the Alps | 0 | - | 4.87 | 118,143 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,833 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,968 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,617 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,557 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,447 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,918 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,623 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,455 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,154 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,807 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,628 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,492 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,181 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,431 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,483 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,800 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,275 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,077 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,995 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,732 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,981 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,186 |
| Largest Countries By Category | 0 | - | 4.97 | 158,140 |
| Countries by Countries | 0 | - | 4.96 | 63,148 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,632 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,267 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,554 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,639 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,679 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,846 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,473 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,478 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,898 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,266 |
| Longest International Borders | 0 | - | 4.99 | 265,131 |
| Countries with Three Borders | 0 | - | 4.96 | 36,589 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,101 |
| Demonym of Every Country | 0 | - | 4.91 | 60,586 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,630 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,490 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,850 |
| World Capitals Quiz | 0 | - | 5.00 | 5,081,042 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,775,877 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,327 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,265 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,248 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,579 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,398 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,964 |
| Island Countries | 0 | - | 4.99 | 710,900 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,367 |
| Northernmost Countries | 0 | - | 4.99 | 361,779 |
| Countries of South America | 0 | - | 5.00 | 926,752 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,160 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,022 |
| "Land" Countries | 0 | - | 4.98 | 337,225 |
| Top World Languages | 0 | - | 4.92 | 823,732 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,443 |
| Globe Grid | 0 | - | 4.32 | 32,007 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,917 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,508 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,788 |
| Countries with Megacities | 0 | - | 4.99 | 264,326 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,646 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,414 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,910 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,481 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,190 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,378 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,461 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,510 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,626 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,422 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,232 |
| Countries by Capital City | 0 | - | 5.00 | 68,544 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,310 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,769 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,343 |
| Moved Capital Cities | 0 | - | 4.96 | 74,300 |
| Countries by Official Language | 0 | - | 4.95 | 195,176 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,260 |
| Countries in their Native Language | 0 | - | 4.99 | 198,971 |
| Independence from Whom | 0 | - | 4.99 | 211,989 |
| Subdivisions by Country | 0 | - | 4.86 | 50,413 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,656 |
| Megadiverse Countries | 0 | - | 4.96 | 134,977 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,011 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,331 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,194 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,091 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,064 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,573 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,406 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,004 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,624 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,608 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,851 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,943 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,472 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,382,701 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,068 |
| World Map Quiz | 0 | - | 4.81 | 65,034 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,070 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,313 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,007 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,237 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,955 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,096 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,844 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,977 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,265 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,416 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,543 |
| Widest Countries East to West | 0 | - | 4.92 | 129,610 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,439 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,336 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,106 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,741 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,551 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,823 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,360 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,791 |
| Countries with Double Letters | 0 | - | 4.96 | 96,134 |
| Countries that End in N | 0 | - | 4.95 | 171,017 |
| Countries with Five Letters | 0 | - | 4.96 | 282,239 |
| Countries with Six Letters | 0 | - | 4.94 | 213,444 |
| Countries with W | 0 | - | 4.97 | 160,254 |
| Countries with Z | 0 | - | 4.98 | 291,329 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,613 |
| Countries That End in U | 0 | - | 4.95 | 120,805 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,375 |
| Countries that End in O | 0 | - | 4.92 | 159,481 |
| Countries that End in R | 0 | - | 4.87 | 118,943 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,701 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,991 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,632 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,427 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,348 |
| Countries That End in Y | 0 | - | 4.91 | 185,848 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,835 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,802 |
| Countries that End in I | 0 | - | 4.94 | 135,060 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,016 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,787 |
| Countries That End in NIA | 0 | - | 4.92 | 109,742 |
| Countries That End in BIA | 0 | - | 4.93 | 149,153 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,055 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,382 |
| Countries That End in RIA | 0 | - | 4.93 | 126,774 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,974 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,482 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,639 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,036 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,601 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,548 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,985 |
