| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,547 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,055 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,490 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,153 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,433 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,403 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,649 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,715 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,349 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,079 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,401 |
| North American Sports Cities | 0 | - | 4.83 | 173,069 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,541 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,409 |
| Random Country to Capital | 0 | - | 4.98 | 927,184 |
| Olympic Host Countries | 0 | - | 4.98 | 201,844 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 313,426 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,370 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,862 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,129 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,871 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,867 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,337 |
| Capital Cities Chain | 0 | - | 4.84 | 83,304 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,501 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,963 |
| Countries by Emojis | 0 | - | 4.99 | 241,684 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,509 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 52,945 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,091 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,511 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,236 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,036 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,606 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,041 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,860 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,345 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,586 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,679 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,488 |
| Geography of Spain | 0 | - | 4.59 | 22,170 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,438 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,587 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,737 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,158 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,330 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,624 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,286 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,953 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,121 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,610 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,272 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,818 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,641 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,788 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,309 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,719 |
| Name a Valid African Country | 0 | - | 4.98 | 154,949 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,793 |
| NFL Cities Map Quiz | 0 | - | 4.38 | 235,241 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,756 |
| Boundary Waters | 0 | - | 4.92 | 88,739 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,392 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,633 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,254 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,913 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,800 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,005 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,966 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,831,564 |
| Landlocked Countries | 0 | - | 4.99 | 425,061 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,037 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,322 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,939 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,776 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,513 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,283 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,597 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,983 |
| Athletes by Country #2 | 0 | - | 4.13 | 26,656 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,893 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,349 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,897 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,925 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,712 |
| World Capitals Quiz | 0 | - | 5.00 | 5,102,517 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,516 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,474 |
| Which City in Europe? | 0 | - | 4.83 | 107,843 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,235 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,909 |
| Himalayan Countries | 0 | - | 4.93 | 139,973 |
| Andean Countries | 0 | - | 4.94 | 85,291 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,448 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,794 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,019 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,317 |
| Danube Countries | 0 | - | 4.97 | 72,312 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,479 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,754 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,974 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,465 |
| European Landlocked Countries | 0 | - | 4.99 | 147,527 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,183 |
| Countries with the Most Species | 0 | - | 4.99 | 103,519 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,315 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,741 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,850 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,787 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,521 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,953 |
| Countries in the Alps | 0 | - | 4.87 | 118,683 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,472 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,731 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,915 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,956 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,875 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,184 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,314 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,808 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,372 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,204 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,115 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,741 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,819 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,691 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,495 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,733 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,826 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,676 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,561 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,685 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,580 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,438 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,983 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,470 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,465 |
| Largest Countries By Category | 0 | - | 4.97 | 158,757 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,041 |
| Countries by Countries | 0 | - | 4.96 | 63,578 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,285 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,182 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,380 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,378 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
| All Countries by Population With a Map | 0 | - | 4.98 | 110,778 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,348 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,036 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,674 |
| Countries by Milk Production | 0 | - | 4.54 | 44,202 |
| Mountains by Country | 0 | - | 4.56 | 81,972 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,800,247 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,380 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,558 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,524 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 253,726 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,408 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,966 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,929 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,750 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,607 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,931 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,523 |
| Longest International Borders | 0 | - | 4.99 | 265,739 |
| Countries with Three Borders | 0 | - | 4.96 | 36,746 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,324 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,461 |
| Demonym of Every Country | 0 | - | 4.90 | 61,393 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,913 |
| American Cities by Stadium | 0 | - | 4.02 | 36,584 |
| City by Football Clubs | 0 | - | 4.38 | 138,367 |
| Random European City to Country | 0 | - | 4.69 | 118,397 |
| Random Asian City to Country | 0 | - | 4.56 | 44,607 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,196 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,299 |
| Which City in Canada? | 0 | - | 4.83 | 57,333 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,486 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,336 |
| Island Countries | 0 | - | 4.99 | 712,302 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,464 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 81,480 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,413 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,204 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 65,188 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,032 |
| Northernmost Countries | 0 | - | 4.99 | 363,701 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 205,980 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,543 |
| Companies by Country | 0 | - | 4.61 | 120,126 |
| Inventions by Country #1 | 0 | - | 4.47 | 55,171 |
| Airlines by Country | 0 | - | 4.52 | 135,787 |
| Countries of South America | 0 | - | 5.00 | 931,744 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,222 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,887,182 |
| "Land" Countries | 0 | - | 4.98 | 338,243 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,465 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,011 |
| All Country Flags of the World | 0 | - | 5.00 | 3,708,335 |
| Foods of the World by Description | 0 | - | 4.18 | 46,106 |
| Top World Languages | 0 | - | 4.92 | 828,980 |
