| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,718 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,564 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,790 |
| African Capitals by Map | 0 | - | 4.99 | 132,081 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,762 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,851 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,919 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,770 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,571 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Random European Capital to Country | 0 | - | 4.98 | 189,086 |
| Random European Country to Capital | 0 | - | 4.92 | 147,361 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,338 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,432 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,217 |
| North American Sports Cities | 0 | - | 4.83 | 170,793 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,889 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,019 |
| Olympic Host Countries | 0 | - | 4.98 | 198,783 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,932 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,262 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,929 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,679 |
| Europe Capital to Country | 0 | - | 4.99 | 247,343 |
| Asia Capital to Country | 0 | - | 4.96 | 125,647 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,334 |
| European Capitals by Map | 0 | - | 4.99 | 136,011 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,000 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,088 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,539 |
| European Coastal Capitals | 0 | - | 4.95 | 89,670 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,152 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,460 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,593 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,387 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,862 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,693 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,906 |
| Official Cities in the UK | 0 | - | 4.89 | 280,264 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,600 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,348 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,041 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,092 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,654 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,385 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,719 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,787 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,107 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,717 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,143 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,622 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,320 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,619 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,560 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,801 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,077 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,310 |
| Boundary Waters | 0 | - | 4.92 | 88,003 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,790 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,198 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,284 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,112 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,122 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,440 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,753 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,960 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,341 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,780 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,160 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,583 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,759 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,450 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,837 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,657 |
| Which City in Europe? | 0 | - | 4.83 | 106,563 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,867,540 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,542 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,225 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,602 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,747 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,020 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,899 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,362 |
| Every African Country Shape | 0 | - | 4.90 | 85,888 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,306 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,135 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,333 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,754 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,418 |
| Egypt Country Quiz | 0 | - | 4.82 | 76,992 |
| Cities in European History #1 | 0 | - | 4.63 | 132,995 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,178 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,548 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,003 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,864 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,131 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,998 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,247 |
| Landlocked Countries | 0 | - | 4.99 | 413,039 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,610 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,244 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,712 |
| Random African Flag to Country | 0 | - | 4.87 | 74,146 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,242 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,225 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,499 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,383 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,690 |
| Africa Flags Map Quiz | 0 | - | 4.94 | 35,746 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,757 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,577 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,117 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,499 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,861 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,229 |
| American Cities by Stadium | 0 | - | 4.02 | 36,475 |
| City by Football Clubs | 0 | - | 4.37 | 136,975 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,450 |
| North America Cities by Map | 0 | - | 4.41 | 47,596 |
| Random European City to Country | 0 | - | 4.69 | 116,243 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,533 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,118 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,281 |
| Which City in Canada? | 0 | - | 4.82 | 56,624 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,895 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,096 |
| Island Countries | 0 | - | 4.99 | 707,332 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,331 |
| Himalayan Countries | 0 | - | 4.95 | 135,121 |
| Andean Countries | 0 | - | 4.94 | 82,704 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,120 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,041 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,798 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,502 |
| Danube Countries | 0 | - | 4.97 | 71,015 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,676 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,474 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,334 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,247 |
| European Landlocked Countries | 0 | - | 4.99 | 145,689 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,084 |
| Countries with the Most Species | 0 | - | 4.99 | 95,206 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,240 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,181 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,341 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,918 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,533 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,890 |
| Countries in the Alps | 0 | - | 4.87 | 116,717 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,498 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,123 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,960 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,346 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,079 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,945 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,460 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,494 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,702 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,675 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,992 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,172 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,006 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,390 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,695 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,696 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,925 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,582 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,846 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,212 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,707 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,938 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,430 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,555 |
| Largest Countries By Category | 0 | - | 4.97 | 156,658 |
| Countries by Countries | 0 | - | 4.96 | 62,189 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,582 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,940 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,683 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,143 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,601 |
| Northernmost Countries | 0 | - | 4.99 | 357,360 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,711 |
| Countries of South America | 0 | - | 5.00 | 913,695 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,052 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,913 |
| "Land" Countries | 0 | - | 4.98 | 333,473 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,338 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,317 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,652 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,463 |
| All Country Flags of the World | 0 | - | 5.00 | 3,595,999 |
| Top World Languages | 0 | - | 4.92 | 812,226 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,494 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,218 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,207 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,563 |
| Longest International Borders | 0 | - | 4.99 | 263,410 |
