| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,016 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,010 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,639 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,963 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,004 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,333 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,342 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,160 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,813 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,589,548 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,709 |
| Random Country to Capital | 0 | - | 4.98 | 912,059 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,088,612 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,921 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,298 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,224 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,301 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,002 |
| Countries with Four Letters | 0 | - | 4.99 | 418,723 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 112,382 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 90,851 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,413 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,984 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,204 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,476 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,921 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,272 |
| Mountains by Country | 0 | - | 4.64 | 81,552 |
| Capital Cities Chain | 0 | - | 4.84 | 81,954 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,031 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,394 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,504 |
| Country Chain | 0 | - | 4.96 | 215,809 |
| Countries by Emojis | 0 | - | 4.99 | 236,354 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,149 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 30,872 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,194 |
| Islands by Country #1 | 0 | - | 4.87 | 174,532 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,956 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,308 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,355 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,941 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,920 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,772 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,521 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,713 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,898 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,498 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,574 |
| Name a Valid Country #8 | 0 | - | 4.85 | 96,105 |
| Mountain Ranges on the Map | 0 | - | 4.77 | 61,299 |
| Huge List of Famous Mountains | 0 | - | 4.80 | 43,220 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,989 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,123 |
| The Only Country ... | 0 | - | 4.91 | 79,953 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,494 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,483 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,387 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,365 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,880 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,369 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,736 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,657 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,686 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,944 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,449 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,519 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,258 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,350 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,621 |
| Random Countries by Borders | 0 | - | 4.99 | 81,704 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,308 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,095 |
| Boundary Waters | 0 | - | 4.92 | 88,064 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,831 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,671 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,336 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,266 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,775 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,144 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,357 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,618 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,866 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,583 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,338 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,571 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,696 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,950 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,820 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,345 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,993 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,444 |
| Cities Chain #2 | 0 | - | 4.42 | 56,174 |
| Cities Chain #1 | 0 | - | 4.61 | 66,359 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,179 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,947,422 |
| Landlocked Countries | 0 | - | 4.99 | 413,905 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,507 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,487 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.70 | 59,455 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,107 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,851 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,749 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,929 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,043 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,749 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,719,618 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,468 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,203 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,189 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,041 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,698 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,097 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,487 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,848 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,750 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,337 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,217 |
| Last Names by Country of Origin | 0 | - | 4.64 | 155,933 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,027 |
| Island Countries | 0 | - | 4.99 | 707,745 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,710 |
| Himalayan Countries | 0 | - | 4.95 | 135,469 |
| Andean Countries | 0 | - | 4.94 | 82,876 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,265 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,276 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,957 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,646 |
| Danube Countries | 0 | - | 4.97 | 71,107 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,802 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,568 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,548 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,461 |
| European Landlocked Countries | 0 | - | 4.99 | 145,788 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,253 |
| Countries with the Most Species | 0 | - | 4.99 | 95,258 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,396 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,206 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,379 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,974 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,594 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,973 |
| Countries in the Alps | 0 | - | 4.86 | 116,875 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,598 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,314 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,033 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,447 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,205 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,032 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,611 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,782 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,413 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,096 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,204 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,056 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,472 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,782 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,775 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,140 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,680 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,275 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,811 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,481 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,774 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,619 |
| Largest Countries By Category | 0 | - | 4.97 | 156,815 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,553 |
| Countries by Countries | 0 | - | 4.96 | 62,289 |
| Countries With One Word and Two U's | 0 | - | 4.47 | 50,451 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,447 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,959 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,975 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,342 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,792 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,144 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,797 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,906 |
| Northernmost Countries | 0 | - | 4.99 | 357,907 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,466 |
| Countries by Milk Production | 0 | - | 4.54 | 43,643 |
| Islands by Country #2 | 0 | - | 4.80 | 77,012 |
| Countries of South America | 0 | - | 5.00 | 915,345 |
| Countries of Oceania | 0 | - | 5.00 | 1,041,235 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,849,589 |
| "Land" Countries | 0 | - | 4.98 | 333,730 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,105 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,809 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,746 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,494 |
| Top World Languages | 0 | - | 4.92 | 813,559 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,581 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,246 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,512 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,643 |
| Longest International Borders | 0 | - | 4.99 | 263,600 |
| Countries with Three Borders | 0 | - | 4.96 | 36,204 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,618 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,703 |
| Mountain Ranges | 0 | - | 4.23 | 25,882 |
| Demonym of Every Country | 0 | - | 4.91 | 58,673 |