| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,210 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,643 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,147 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,792 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,086 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,130 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,413 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,441 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,199 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,909 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,319 |
| North American Sports Cities | 0 | - | 4.83 | 171,432 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,052 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,666 |
| Random Country to Capital | 0 | - | 4.98 | 915,327 |
| Olympic Host Countries | 0 | - | 4.98 | 199,652 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 306,299 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,639 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,538 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,016 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,269 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,528 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,017 |
| Capital Cities Chain | 0 | - | 4.84 | 82,279 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,419 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,732 |
| Countries by Emojis | 0 | - | 4.99 | 237,887 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,472 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,835 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,313 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,474 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,371 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,815 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,752 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,524 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,141 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,231 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,934 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,999 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,847 |
| Geography of Spain | 0 | - | 4.59 | 22,021 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,326 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,890 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,156 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,368 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,813 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,083 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,711 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,295 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,160 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,840 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,973 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,974 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,133 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,883 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,513 |
| Name a Valid African Country | 0 | - | 4.98 | 153,464 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,975 |
| NFL Cities Map Quiz | 0 | - | 4.38 | 232,570 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,787 |
| Boundary Waters | 0 | - | 4.92 | 88,250 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,982 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,674 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,850 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,144 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,707 |
| Capitals in Random Squares of the World Map | 0 | - | 4.91 | 75,152 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,532 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,183,155 |
| Landlocked Countries | 0 | - | 4.99 | 416,919 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,674 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,593 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,961 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,103 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,168 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,560 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,756 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,525 |
| Athletes by Country #2 | 0 | - | 4.13 | 26,595 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,389 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,383 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,323 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,584 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,051 |
| World Capitals Quiz | 0 | - | 5.00 | 5,052,024 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,192 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,370 |
| Which City in Europe? | 0 | - | 4.83 | 107,024 |
| Last Names by Country of Origin | 0 | - | 4.63 | 156,195 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,050 |
| Himalayan Countries | 0 | - | 4.95 | 136,608 |
| Andean Countries | 0 | - | 4.95 | 83,543 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,795 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,082 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,469 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,062 |
| Danube Countries | 0 | - | 4.97 | 71,456 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,266 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,867 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,213 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,200 |
| European Landlocked Countries | 0 | - | 4.99 | 146,159 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,815 |
| Countries with the Most Species | 0 | - | 4.99 | 102,083 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,943 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,343 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,522 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,180 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,828 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,208 |
| Countries in the Alps | 0 | - | 4.86 | 117,369 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,926 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,954 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,274 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,767 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,862 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,276 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,013 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,009 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,829 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,408 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,367 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,057 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,376 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,215 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,749 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,022 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,026 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,765 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,916 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,444 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,270 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,143 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,638 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,844 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,953 |
| Largest Countries By Category | 0 | - | 4.97 | 157,302 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,675 |
| Countries by Countries | 0 | - | 4.96 | 62,618 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,635 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,909 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,032 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,089 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,414 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,423 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,113 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,508 |
| Countries by Milk Production | 0 | - | 4.54 | 43,800 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 335,857 |
| Mountains by Country | 0 | - | 4.64 | 81,655 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,742,447 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,182 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,192 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,275 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 251,036 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,111 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,651 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,201 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,958 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,330 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,326 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,875 |
| Longest International Borders | 0 | - | 4.99 | 264,346 |
| Countries with Three Borders | 0 | - | 4.96 | 36,360 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,794 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,886 |
| Demonym of Every Country | 0 | - | 4.91 | 58,942 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,149 |
| American Cities by Stadium | 0 | - | 4.02 | 36,508 |
| City by Football Clubs | 0 | - | 4.38 | 137,285 |
| Random European City to Country | 0 | - | 4.69 | 117,115 |
| Random Asian City to Country | 0 | - | 4.56 | 44,439 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,578,493 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,116 |
| Which City in Canada? | 0 | - | 4.82 | 56,870 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,920 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,955 |
| Island Countries | 0 | - | 4.99 | 708,904 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,312 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 80,742 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,195 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,371,121 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 64,673 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,636 |
| Northernmost Countries | 0 | - | 4.99 | 359,487 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 205,013 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,942 |
| Companies by Country | 0 | - | 4.61 | 119,034 |
| Inventions by Country #1 | 0 | - | 4.46 | 54,954 |
| Airlines by Country | 0 | - | 4.52 | 135,077 |
| Countries of South America | 0 | - | 5.00 | 920,009 |
| Countries of Oceania | 0 | - | 5.00 | 1,047,433 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,859,584 |
| "Land" Countries | 0 | - | 4.98 | 334,707 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,176 |
| Europe Map Quiz | 0 | - | 5.00 | 4,747,137 |
| All Country Flags of the World | 0 | - | 5.00 | 3,632,260 |
| Foods of the World by Description | 0 | - | 4.18 | 45,986 |
| Top World Languages | 0 | - | 4.92 | 817,662 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,028 |
