| Spanish-Speaking Countries | 0 | - | 4.95 | 371,908 |
| Top World Languages | 0 | - | 4.92 | 812,252 |
| Countries by Official Language | 0 | - | 4.95 | 192,631 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,945 |
| Countries in their Native Language | 0 | - | 4.99 | 196,506 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,682 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,309 |
| Places in their Native Language #2 | 0 | - | 4.85 | 122,913 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,182 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.98 | 114,994 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,076 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,202 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,821 |
| French-Speaking Countries | 0 | - | 4.85 | 268,650 |
| German-Speaking Countries | 0 | - | 4.89 | 123,483 |
| Spanish to English Country Names | 0 | - | 4.85 | 31,933 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,014 |
| English Speaking Countries | 0 | - | 4.64 | 355,923 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,791 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,735 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,466 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,217 |
| Boundary Waters | 0 | - | 4.92 | 88,008 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,790 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,200 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,229 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,035 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 304,242 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,869,463 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,001 |
| Landlocked Countries | 0 | - | 4.99 | 413,064 |
| Countries With the Most Italian Speakers | 0 | - | 4.49 | 57,400 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,195 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,287 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,347 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,120 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,928 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,500 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,864 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,171 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,337 |
| Himalayan Countries | 0 | - | 4.95 | 135,125 |
| Andean Countries | 0 | - | 4.94 | 82,709 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,125 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,045 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,799 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,503 |
| Danube Countries | 0 | - | 4.97 | 71,017 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,678 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,476 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,336 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,252 |
| European Landlocked Countries | 0 | - | 4.99 | 145,691 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,091 |
| Countries with the Most Species | 0 | - | 4.99 | 95,208 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,243 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,183 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,341 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,919 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,533 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,892 |
| Countries in the Alps | 0 | - | 4.87 | 116,720 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,500 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,127 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,961 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,350 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,082 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,945 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,498 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,703 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,713 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,992 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,174 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,008 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,390 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,696 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,697 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,930 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,584 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,213 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,710 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,945 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,437 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,555 |
| Largest Countries By Category | 0 | - | 4.97 | 156,660 |
| Countries by Countries | 0 | - | 4.96 | 62,190 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,266 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,941 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,309 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,687 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,427 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,463 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,274 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,736 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,496 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,652 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,463 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,497 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,219 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,209 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,565 |
| Longest International Borders | 0 | - | 4.99 | 263,413 |
| Countries with Three Borders | 0 | - | 4.96 | 36,143 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,572 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,621 |
| Demonym of Every Country | 0 | - | 4.91 | 58,581 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,245 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,163 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,574 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,111 |
| Island Countries | 0 | - | 4.99 | 707,341 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,627 |
| Northernmost Countries | 0 | - | 4.99 | 357,379 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.64 | 61,699 |
| Countries of South America | 0 | - | 5.00 | 913,761 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,092 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,016 |
| "Land" Countries | 0 | - | 4.98 | 333,477 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,641 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,308 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,411 |
| All Country Flags of the World | 0 | - | 5.00 | 3,596,208 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,136 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,201 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,406 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,360 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,902 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,349 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,922 |
| Countries with Megacities | 0 | - | 4.99 | 246,327 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,841 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,762 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,295 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,701 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,567 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,629 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,839 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,587 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,538 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,504 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,264 |
| Countries by Capital City | 0 | - | 5.00 | 66,500 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,241 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,832 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,358 |
| Moved Capital Cities | 0 | - | 4.96 | 73,533 |
| Independence from Whom | 0 | - | 4.99 | 209,534 |
| Subdivisions by Country | 0 | - | 4.86 | 50,039 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,620 |
| Megadiverse Countries | 0 | - | 4.97 | 133,842 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,888 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,382 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,844 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,572 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,951 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,623 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,081 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,187 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,725 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,436 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,376 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,450 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,464 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,624 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,992 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,403 |
| World Map Quiz | 0 | - | 4.81 | 63,400 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,339 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,244 |
| Countries by Founding Story | 0 | - | 4.95 | 76,466 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,205 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,907 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,873 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,560 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,791 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,991 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,194 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,894 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,280 |
| Widest Countries East to West | 0 | - | 4.92 | 128,543 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,197 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,119 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,532 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,638 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,537 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,967 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,036 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,555 |
| Countries with Double Letters | 0 | - | 4.97 | 93,256 |
| Countries that End in N | 0 | - | 4.94 | 156,329 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,537 |
| Countries with Six Letters | 0 | - | 4.93 | 210,238 |
| Countries with W | 0 | - | 4.97 | 158,142 |
| Countries with Z | 0 | - | 4.98 | 287,702 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,451 |
| Countries That End in U | 0 | - | 4.95 | 119,466 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,405 |
| Countries that End in O | 0 | - | 4.92 | 158,496 |
| Countries that End in R | 0 | - | 4.87 | 118,222 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,819 |
