| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,512 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,268 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,457 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,599 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,597 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,751 |
| Boundary Waters | 0 | - | 4.92 | 88,785 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,427 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,741 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,596 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 246,617 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,743 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,555 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,744 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,980 |
| Landlocked Countries | 0 | - | 4.99 | 426,303 |
| Countries With the Most Neighbors | 0 | - | 4.46 | 102,624 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,907,769 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,943 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,433 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,040 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,056 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,465 |
| Himalayan Countries | 0 | - | 4.93 | 140,413 |
| Andean Countries | 0 | - | 4.94 | 85,561 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,710 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,155 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,276 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,513 |
| Danube Countries | 0 | - | 4.97 | 72,450 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,661 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,883 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,224 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,697 |
| European Landlocked Countries | 0 | - | 4.99 | 147,646 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,366 |
| Countries with the Most Species | 0 | - | 4.99 | 103,593 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,470 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,787 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,903 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,866 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,603 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,051 |
| Countries in the Alps | 0 | - | 4.87 | 118,831 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,739 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,955 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,992 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,068 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,006 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,295 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,454 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,900 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,452 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,215 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,904 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,767 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,590 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,832 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,923 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,935 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,644 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 74,939 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,721 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,876 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,247 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,542 |
| Largest Countries By Category | 0 | - | 4.97 | 158,923 |
| Countries by Countries | 0 | - | 4.96 | 63,684 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,308 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,420 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,685 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,131 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,500 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,993 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,825 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,625 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,191 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,591 |
| Longest International Borders | 0 | - | 4.99 | 265,870 |
| Countries with Three Borders | 0 | - | 4.96 | 36,791 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,377 |
| Demonym of Every Country | 0 | - | 4.90 | 61,528 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,681 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,554 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,918 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,516 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,806,841 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,396 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,477 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,772 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,362 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,790 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,908 |
| Island Countries | 0 | - | 4.99 | 712,702 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,175 |
| Northernmost Countries | 0 | - | 4.99 | 364,201 |
| Countries of South America | 0 | - | 5.00 | 933,200 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,133 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,486 |
| "Land" Countries | 0 | - | 4.98 | 338,495 |
| Top World Languages | 0 | - | 4.92 | 830,268 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,741 |
| Globe Grid | 0 | - | 4.32 | 32,038 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,182 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,020 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,273 |
| Countries with Megacities | 0 | - | 4.99 | 267,349 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,947 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,202 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,264 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,310 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,243 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,368 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,419 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,008 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,252 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,285 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,209 |
| Countries by Capital City | 0 | - | 5.00 | 69,465 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,901 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,264 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,849 |
| Moved Capital Cities | 0 | - | 4.96 | 74,678 |
| Countries by Official Language | 0 | - | 4.95 | 196,076 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,729 |
| Countries in their Native Language | 0 | - | 4.99 | 199,802 |
| Independence from Whom | 0 | - | 4.99 | 213,174 |
| Subdivisions by Country | 0 | - | 4.87 | 50,635 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,526 |
| Megadiverse Countries | 0 | - | 4.96 | 138,263 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,000 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,552 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,734 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,234 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,326 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,875 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,160 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,583 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,100 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,611 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,403 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,165 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,900 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,847 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,461 |
| World Map Quiz | 0 | - | 4.81 | 65,796 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,464 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,741 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,343 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,143 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,605 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,680 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,474 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,587 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,780 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,715 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,810 |
| Widest Countries East to West | 0 | - | 4.92 | 130,760 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,610 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,290 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,527 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,087 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,021 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,511 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,513 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,902 |
| Countries with Double Letters | 0 | - | 4.96 | 97,172 |
| Countries that End in N | 0 | - | 4.95 | 172,086 |
| Countries with Five Letters | 0 | - | 4.96 | 284,119 |
| Countries with Six Letters | 0 | - | 4.94 | 214,586 |
| Countries with W | 0 | - | 4.96 | 161,020 |
| Countries with Z | 0 | - | 4.98 | 292,558 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,358 |
| Countries That End in U | 0 | - | 4.95 | 121,228 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,176 |
| Countries that End in O | 0 | - | 4.92 | 160,252 |
| Countries that End in R | 0 | - | 4.87 | 119,207 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,974 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,931 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,207 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,867 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,791 |
| Countries That End in Y | 0 | - | 4.91 | 186,105 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,513 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,312 |
| Countries that End in I | 0 | - | 4.94 | 135,344 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,677 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,084 |
| Countries That End in NIA | 0 | - | 4.92 | 110,089 |
| Countries That End in BIA | 0 | - | 4.93 | 149,614 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,637 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,800 |
| Countries That End in RIA | 0 | - | 4.93 | 127,079 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,433 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,682 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,238 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,684 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,239 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,831 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,358 |
