| 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 | 71,491 |
| 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 | 78,405 |
| North American Sports Cities | 0 | - | 4.83 | 173,071 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,541 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,454 |
| Random Country to Capital | 0 | - | 4.98 | 927,204 |
| Olympic Host Countries | 0 | - | 4.98 | 201,851 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 313,439 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,371 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,863 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,129 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,882 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,867 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,343 |
| Capital Cities Chain | 0 | - | 4.84 | 83,308 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,503 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,994 |
| Countries by Emojis | 0 | - | 4.99 | 241,690 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,510 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 52,949 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,093 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,513 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,237 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,037 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,606 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,042 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,862 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,348 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,587 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,681 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,490 |
| 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 | 235,595 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,743 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,171 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,335 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,625 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,287 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,953 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,128 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,631 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,274 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,819 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,644 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,792 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,321 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,720 |
| Name a Valid African Country | 0 | - | 4.98 | 154,953 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,797 |
| NFL Cities Map Quiz | 0 | - | 4.38 | 235,250 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,758 |
| Boundary Waters | 0 | - | 4.92 | 88,740 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,392 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,636 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,254 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,915 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,800 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,006 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,968 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,833,213 |
| Landlocked Countries | 0 | - | 4.99 | 425,075 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,039 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,324 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,939 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,777 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,513 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,288 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,597 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,984 |
| Athletes by Country #2 | 0 | - | 4.13 | 26,656 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,894 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,350 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,899 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,927 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,714 |
| World Capitals Quiz | 0 | - | 5.00 | 5,102,639 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,520 |
| 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 | 165,916 |
| Himalayan Countries | 0 | - | 4.93 | 139,979 |
| Andean Countries | 0 | - | 4.94 | 85,293 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,455 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,797 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,022 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,319 |
| Danube Countries | 0 | - | 4.97 | 72,314 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,480 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,756 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,980 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,468 |
| European Landlocked Countries | 0 | - | 4.99 | 147,529 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,185 |
| Countries with the Most Species | 0 | - | 4.99 | 103,519 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,316 |
| 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 | 57,954 |
| Countries in the Alps | 0 | - | 4.87 | 118,685 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,478 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,734 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,916 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,958 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,878 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,187 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,318 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,809 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,372 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,208 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,117 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,746 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,820 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,692 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,497 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,733 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,828 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,678 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,561 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,688 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,584 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,443 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,985 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,470 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,467 |
| Largest Countries By Category | 0 | - | 4.97 | 158,760 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,042 |
| Countries by Countries | 0 | - | 4.96 | 63,579 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,285 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,184 |
| 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 | 110,785 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,354 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,037 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,674 |
| Countries by Milk Production | 0 | - | 4.54 | 44,203 |
| Mountains by Country | 0 | - | 4.56 | 81,973 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,800,384 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,382 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,563 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,526 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 253,732 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,411 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,968 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,930 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,753 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,607 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,935 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,524 |
| Longest International Borders | 0 | - | 4.99 | 265,740 |
| Countries with Three Borders | 0 | - | 4.96 | 36,746 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,326 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,462 |
| Demonym of Every Country | 0 | - | 4.90 | 61,398 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,927 |
| American Cities by Stadium | 0 | - | 4.02 | 36,584 |
| City by Football Clubs | 0 | - | 4.38 | 138,368 |
| Random European City to Country | 0 | - | 4.69 | 118,399 |
| Random Asian City to Country | 0 | - | 4.56 | 44,608 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,250 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,301 |
| Which City in Canada? | 0 | - | 4.83 | 57,333 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,490 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,349 |
| Island Countries | 0 | - | 4.99 | 712,316 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,465 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 81,481 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,413 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,248 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 65,189 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,049 |
| Northernmost Countries | 0 | - | 4.99 | 363,707 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 205,981 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,545 |
| Companies by Country | 0 | - | 4.61 | 120,126 |
| Inventions by Country #1 | 0 | - | 4.47 | 55,171 |
| Airlines by Country | 0 | - | 4.52 | 135,788 |
| Countries of South America | 0 | - | 5.00 | 931,776 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,258 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,887,237 |
| "Land" Countries | 0 | - | 4.98 | 338,247 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,468 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,102 |
| All Country Flags of the World | 0 | - | 5.00 | 3,708,498 |
| Foods of the World by Description | 0 | - | 4.18 | 46,106 |
| Top World Languages | 0 | - | 4.92 | 829,009 |
