| Countries by Three Words #2 | 0 | - | 4.97 | 202,581 |
| Countries by Three Words #1 | 0 | - | 4.95 | 265,492 |
| European Countries by Clue | 0 | - | 4.92 | 183,665 |
| Countries by a Single Clue #5 | 0 | - | 4.91 | 101,061 |
| Boundary Waters | 0 | - | 4.92 | 88,481 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,175 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,112 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,482 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,479 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,474,527 |
| Landlocked Countries | 0 | - | 4.99 | 420,722 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,616 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,854 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,131 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,212 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,125 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,824 |
| Himalayan Countries | 0 | - | 4.95 | 138,165 |
| Andean Countries | 0 | - | 4.95 | 84,301 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,524 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,398 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,157 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,594 |
| Danube Countries | 0 | - | 4.97 | 71,853 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,826 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,258 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,014 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,469 |
| European Landlocked Countries | 0 | - | 4.99 | 146,992 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,402 |
| Countries with the Most Species | 0 | - | 4.99 | 103,108 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,557 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,516 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,667 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,456 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,129 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,519 |
| Countries in the Alps | 0 | - | 4.87 | 117,984 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,784 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,757 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,556 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,468 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,335 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,839 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,490 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,360 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,088 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,713 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,571 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,427 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,085 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,361 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,382 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,585 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,185 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,704 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,839 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,286 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,721 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,122 |
| Largest Countries By Category | 0 | - | 4.97 | 157,957 |
| Countries by Countries | 0 | - | 4.97 | 63,034 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,485 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,226 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,519 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,825 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,529 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,768,859 |
| Countries by Three Words #3 | 0 | - | 4.80 | 128,697 |
| Countries by Three Words #4 | 0 | - | 4.45 | 100,796 |
| Countries by a Single Clue #1 | 0 | - | 4.75 | 100,725 |
| Countries by a Single Clue #2 | 0 | - | 4.48 | 95,044 |
| Countries by a Single Clue #3 | 0 | - | 4.63 | 86,811 |
| Countries by a Single Clue #4 | 0 | - | 4.49 | 76,969 |
| Countries by a Single Clue #6 | 0 | - | 4.49 | 86,979 |
| Countries by a Single Clue #8 | 0 | - | 4.44 | 94,961 |
| Countries by a Single Clue #10 | 0 | - | 4.55 | 67,846 |
| Countries by a Single Clue #11 | 0 | - | 4.61 | 76,528 |
| Countries by a Single Clue #12 | 0 | - | 4.48 | 78,985 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,582 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,803 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,373 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,447 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,633 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,202 |
| Longest International Borders | 0 | - | 4.99 | 264,967 |
| Countries with Three Borders | 0 | - | 4.96 | 36,541 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,022 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,140 |
| Demonym of Every Country | 0 | - | 4.91 | 60,263 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,316 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,768 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,434 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,452 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,902 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,101 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,366 |
| Island Countries | 0 | - | 4.99 | 710,502 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,129 |
| Northernmost Countries | 0 | - | 4.99 | 361,323 |
| Countries of South America | 0 | - | 5.00 | 925,340 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,361 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,505 |
| "Land" Countries | 0 | - | 4.98 | 336,728 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,582 |
| Top World Languages | 0 | - | 4.92 | 822,490 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,401 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,379 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,526 |
| Countries with Megacities | 0 | - | 4.99 | 263,563 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,369 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,287 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,649 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,322 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,175 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,275 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,424 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,524 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,259 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,038 |
| Countries by Capital City | 0 | - | 5.00 | 68,315 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,187 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,668 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,218 |
| Moved Capital Cities | 0 | - | 4.96 | 74,223 |
| Countries by Official Language | 0 | - | 4.95 | 194,982 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,002 |
| Countries in their Native Language | 0 | - | 4.99 | 198,484 |
| Independence from Whom | 0 | - | 4.99 | 211,760 |
| Subdivisions by Country | 0 | - | 4.86 | 50,371 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,015 |
| Megadiverse Countries | 0 | - | 4.96 | 134,902 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,826 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,271 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,856 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,063 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,944 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,496 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,243 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,951 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,572 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,045 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,379 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,801 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,111 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,881 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,258 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,424 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,233 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,752 |
| World Map Quiz | 0 | - | 4.81 | 64,898 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,503 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,211 |
| Countries by Founding Story | 0 | - | 4.95 | 77,239 |
| Countries by Road Signs | 0 | - | 4.98 | 53,849 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,826 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,117 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,848 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,828 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,749 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,884 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,187 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,364 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,458 |
| Widest Countries East to West | 0 | - | 4.92 | 129,526 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,419 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,204 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,073 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,649 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,428 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,720 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,318 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,770 |
| Countries with Double Letters | 0 | - | 4.97 | 95,658 |
| Countries that End in N | 0 | - | 4.95 | 170,648 |
| Countries with Five Letters | 0 | - | 4.96 | 281,678 |
| Countries with Six Letters | 0 | - | 4.94 | 213,055 |
| Countries with W | 0 | - | 4.97 | 159,945 |
| Countries with Z | 0 | - | 4.98 | 290,888 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,267 |
| Countries That End in U | 0 | - | 4.95 | 120,628 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,116 |
| Countries that End in O | 0 | - | 4.92 | 159,359 |
| Countries that End in R | 0 | - | 4.87 | 118,846 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,618 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,719 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,397 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,275 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,889 |
| Countries That End in Y | 0 | - | 4.91 | 185,771 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,591 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,658 |
| Countries that End in I | 0 | - | 4.94 | 134,981 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,778 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,706 |
| Countries That End in NIA | 0 | - | 4.92 | 109,650 |
| Countries That End in BIA | 0 | - | 4.93 | 149,021 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,911 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,251 |
| Countries That End in RIA | 0 | - | 4.93 | 126,679 |
