| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,871 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,805 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,682 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,854 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,422 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,454 |
| Boundary Waters | 0 | - | 4.92 | 88,225 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,966 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,646 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 120,863 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 245,264 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 202,749 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 79,677 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 72,899 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,338 |
| Landlocked Countries | 0 | - | 4.99 | 416,595 |
| Countries With the Most Neighbors | 0 | - | 4.45 | 90,436 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,158,996 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,364 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,341 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,278 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,523 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,899 |
| Himalayan Countries | 0 | - | 4.95 | 136,475 |
| Andean Countries | 0 | - | 4.95 | 83,477 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,736 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,981 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,412 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,016 |
| Danube Countries | 0 | - | 4.97 | 71,425 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,201 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,842 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,143 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,106 |
| European Landlocked Countries | 0 | - | 4.99 | 146,126 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,754 |
| Countries with the Most Species | 0 | - | 4.99 | 101,424 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,892 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,506 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,154 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,803 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,183 |
| Countries in the Alps | 0 | - | 4.86 | 117,312 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,894 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,881 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,249 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,737 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,813 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,251 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,976 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,991 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,799 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,326 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,361 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,203 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,723 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,989 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,001 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,701 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,889 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,234 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,972 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,555 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,823 |
| Largest Countries By Category | 0 | - | 4.97 | 157,248 |
| Countries by Countries | 0 | - | 4.96 | 62,589 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,867 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,078 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,078 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,050 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,630 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,922 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,324 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,230 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,842 |
| Longest International Borders | 0 | - | 4.99 | 264,294 |
| Countries with Three Borders | 0 | - | 4.96 | 36,343 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,777 |
| Demonym of Every Country | 0 | - | 4.91 | 58,909 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,578 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,391 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,743 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,198 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,259 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,249 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,060 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,787 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,683 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,806 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,738 |
| Island Countries | 0 | - | 4.99 | 708,790 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,276 |
| Northernmost Countries | 0 | - | 4.99 | 359,342 |
| Countries of South America | 0 | - | 5.00 | 919,596 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,579 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,578 |
| "Land" Countries | 0 | - | 4.98 | 334,584 |
| Top World Languages | 0 | - | 4.92 | 817,234 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,262 |
| Globe Grid | 0 | - | 4.32 | 31,956 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,548 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,852 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,258 |
| Countries with Megacities | 0 | - | 4.99 | 248,903 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,110 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,538 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,469 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,489 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,153 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,452 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,582 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,045 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,044 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,305 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,155 |
| Countries by Capital City | 0 | - | 5.00 | 67,464 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,735 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,237 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,694 |
| Moved Capital Cities | 0 | - | 4.96 | 73,878 |
| Countries by Official Language | 0 | - | 4.95 | 193,995 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,511 |
| Countries in their Native Language | 0 | - | 4.99 | 197,619 |
| Independence from Whom | 0 | - | 4.99 | 210,791 |
| Subdivisions by Country | 0 | - | 4.86 | 50,194 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,314 |
| Megadiverse Countries | 0 | - | 4.96 | 134,534 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,817 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,073 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,624 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,948 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,433 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,571 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,542 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,368 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,150 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,578 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,639 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,198 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,310 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,543 |
| World Map Quiz | 0 | - | 4.81 | 64,074 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,354 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,687 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,050 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,658 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,390 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,694 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,261 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,453 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,617 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,143 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,636 |
| Widest Countries East to West | 0 | - | 4.92 | 129,134 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,326 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,636 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,908 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,951 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,972 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,349 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,087 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,670 |
| Countries with Double Letters | 0 | - | 4.96 | 94,100 |
| Countries that End in N | 0 | - | 4.95 | 165,204 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,533 |
| Countries with Six Letters | 0 | - | 4.93 | 211,113 |
| Countries with W | 0 | - | 4.97 | 158,779 |
| Countries with Z | 0 | - | 4.98 | 288,727 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,016 |
| Countries That End in U | 0 | - | 4.95 | 119,899 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,136 |
| Countries that End in O | 0 | - | 4.92 | 158,852 |
| Countries that End in R | 0 | - | 4.87 | 118,500 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,182 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,722 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,724 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,804 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,367 |
| Countries That End in Y | 0 | - | 4.90 | 185,410 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,819 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,075 |
| Countries that End in I | 0 | - | 4.94 | 134,659 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,681 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,404 |
| Countries That End in NIA | 0 | - | 4.92 | 109,287 |
| Countries That End in BIA | 0 | - | 4.93 | 148,550 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,418 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,764 |
| Countries That End in RIA | 0 | - | 4.93 | 126,330 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,321 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,064 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,860 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,193 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,770 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,139 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,429 |
