| Countries with Glaciers | 0 | - | 4.97 | 104,847 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,613 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,865 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,402 |
| Island Countries | 0 | - | 4.99 | 708,780 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,103 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,623 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,430 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,368 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,197 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,524 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,098 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,470 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,928 |
| Least-Forested Countries | 0 | - | 4.53 | 65,032 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,865 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,532 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,277 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,736 |
| Most Populous Islands | 0 | - | 4.79 | 122,197 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,240 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,450 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,132 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,460 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,786 |
| Boundary Waters | 0 | - | 4.92 | 88,224 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,965 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,645 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,107 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,157,100 |
| Landlocked Countries | 0 | - | 4.99 | 416,574 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,383 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,067 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,287 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,026 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,116 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,251 |
| People Born on Islands | 0 | - | 4.39 | 52,820 |
| Islands by Picture | 0 | - | 4.29 | 106,373 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,363 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,338 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,275 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,521 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,741 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,629 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,801 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,718 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,894 |
| Himalayan Countries | 0 | - | 4.95 | 136,469 |
| Andean Countries | 0 | - | 4.95 | 83,475 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,731 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,973 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,406 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,011 |
| Danube Countries | 0 | - | 4.97 | 71,388 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,199 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,841 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,139 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,101 |
| European Landlocked Countries | 0 | - | 4.99 | 146,123 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,751 |
| Countries with the Most Species | 0 | - | 4.99 | 101,376 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,886 |
| 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 | 59,153 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,801 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,181 |
| Countries in the Alps | 0 | - | 4.86 | 117,309 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,893 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,875 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,249 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,736 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,812 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,249 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,975 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,990 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,795 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,324 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,361 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,202 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,719 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,987 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,000 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,693 |
| 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 | 45,231 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,961 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,551 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,820 |
| Largest Countries By Category | 0 | - | 4.97 | 157,245 |
| Countries by Countries | 0 | - | 4.96 | 62,588 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,865 |
| 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 | 88,075 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,251 |
| Northernmost Countries | 0 | - | 4.99 | 359,330 |
| Countries of South America | 0 | - | 5.00 | 919,564 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,522 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,481 |
| "Land" Countries | 0 | - | 4.98 | 334,574 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,039 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,629 |
| Top World Languages | 0 | - | 4.92 | 817,209 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,920 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,324 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,222 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,841 |
| Longest International Borders | 0 | - | 4.99 | 264,289 |
| Countries with Three Borders | 0 | - | 4.96 | 36,342 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,776 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,869 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,005 |
| Demonym of Every Country | 0 | - | 4.91 | 58,906 |
| Islands A-Z | 0 | - | 4.46 | 117,131 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,262 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,850 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,255 |
| Countries with Megacities | 0 | - | 4.99 | 248,890 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,107 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,534 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,463 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,483 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,452 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,569 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,041 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,039 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,301 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,150 |
| Countries by Capital City | 0 | - | 5.00 | 67,456 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,731 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,237 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,691 |
| Moved Capital Cities | 0 | - | 4.96 | 73,875 |
| Countries by Official Language | 0 | - | 4.95 | 193,986 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,498 |
| Countries in their Native Language | 0 | - | 4.99 | 197,614 |
| Independence from Whom | 0 | - | 4.99 | 210,787 |
| Subdivisions by Country | 0 | - | 4.86 | 50,193 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,313 |
| Megadiverse Countries | 0 | - | 4.96 | 134,531 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,814 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,073 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,947 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,567 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,541 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,804 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,149 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,578 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,682 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,636 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,851 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,242 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,536 |
| World Map Quiz | 0 | - | 4.81 | 64,066 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,341 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,683 |
| Countries by Founding Story | 0 | - | 4.95 | 76,863 |
| Countries by Road Signs | 0 | - | 4.98 | 53,406 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,046 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,654 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,389 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,681 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,259 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,452 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,612 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,141 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,636 |
| Widest Countries East to West | 0 | - | 4.92 | 129,133 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,326 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,633 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,907 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,950 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,968 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,349 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,082 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,670 |
| Countries with Double Letters | 0 | - | 4.96 | 94,096 |
| Countries that End in N | 0 | - | 4.95 | 165,051 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,524 |
| Countries with Six Letters | 0 | - | 4.93 | 211,092 |
| Countries with W | 0 | - | 4.97 | 158,772 |
| Countries with Z | 0 | - | 4.98 | 288,710 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,006 |
| Countries That End in U | 0 | - | 4.95 | 119,893 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,132 |
| Countries that End in O | 0 | - | 4.92 | 158,844 |
| Countries that End in R | 0 | - | 4.87 | 118,496 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,149 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,717 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,722 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,803 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,364 |
| Countries That End in Y | 0 | - | 4.90 | 185,405 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,815 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,075 |
| Countries that End in I | 0 | - | 4.94 | 134,655 |
