| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,841 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,915 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,769 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,991 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,298 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,336 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,769 |
| Asia Capital to Country | 0 | - | 4.96 | 125,641 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,987 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,149 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,750 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,713 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,087 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,378 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Random European Capital to Country | 0 | - | 4.98 | 189,083 |
| Random European Country to Capital | 0 | - | 4.92 | 147,355 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,426 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,778 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,583 |
| North American Sports Cities | 0 | - | 4.83 | 170,782 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,889 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,531 |
| Olympic Host Countries | 0 | - | 4.98 | 198,780 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,899 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,257 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,919 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,673 |
| Europe Capital to Country | 0 | - | 4.99 | 247,330 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,324 |
| European Capitals by Map | 0 | - | 4.99 | 135,994 |
| African Capitals by Map | 0 | - | 4.99 | 132,072 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,085 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,538 |
| European Coastal Capitals | 0 | - | 4.95 | 89,668 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,453 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,576 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,385 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,849 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,687 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,896 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,124 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,516 |
| Official Cities in the UK | 0 | - | 4.89 | 280,236 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,585 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,564 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,345 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,035 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,022 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,652 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,798 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,716 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,783 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,577 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,472 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,101 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,702 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,124 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,610 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,314 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,777 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,616 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,553 |
| Vietnam War Countries | 0 | - | 4.83 | 93,542 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,050 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,163 |
| Boundary Waters | 0 | - | 4.92 | 87,997 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,788 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,193 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,277 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,093 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,159 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,097 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,349 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,741 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,954 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,351 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,332 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,158 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,217 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,754 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,448 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,831 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,651 |
| Which City in Europe? | 0 | - | 4.83 | 106,562 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,864,245 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,541 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,221 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,597 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,745 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,019 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,891 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,208 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,358 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,503 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,299 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,612 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,648 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,325 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,743 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,411 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,012 |
| Cities in European History #1 | 0 | - | 4.63 | 132,988 |
| 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 | 86,863 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,127 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,690 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,241 |
| Landlocked Countries | 0 | - | 4.99 | 412,994 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,599 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,232 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,585 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,710 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,915 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,219 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,379 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,646 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,653 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,672 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,756 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,573 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,117 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,494 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,858 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,189 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,261 |
| American Cities by Stadium | 0 | - | 4.02 | 36,475 |
| City by Football Clubs | 0 | - | 4.37 | 136,974 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,446 |
| North America Cities by Map | 0 | - | 4.41 | 47,596 |
| Random European City to Country | 0 | - | 4.69 | 116,236 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,410 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,806 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 27,958 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,112 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,279 |
| Which City in Canada? | 0 | - | 4.82 | 56,617 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,882 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,080 |
| Island Countries | 0 | - | 4.99 | 707,316 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,315 |
| Himalayan Countries | 0 | - | 4.95 | 135,110 |
| Andean Countries | 0 | - | 4.94 | 82,693 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,112 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,030 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,792 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,498 |
| Danube Countries | 0 | - | 4.97 | 71,013 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,664 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,470 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,325 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,239 |
| European Landlocked Countries | 0 | - | 4.99 | 145,683 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,077 |
| Countries with the Most Species | 0 | - | 4.99 | 95,202 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,233 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,179 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,337 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,915 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,527 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,889 |
| Countries in the Alps | 0 | - | 4.87 | 116,713 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,494 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,114 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,955 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,341 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,079 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,944 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,457 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,489 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,698 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,490 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,987 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,170 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,004 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,388 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,692 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,690 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,919 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,581 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,840 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,209 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,695 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,918 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,415 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,553 |
| Largest Countries By Category | 0 | - | 4.97 | 156,651 |
| Countries by Countries | 0 | - | 4.96 | 62,187 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,481 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,938 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,675 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,620 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,563 |
| Northernmost Countries | 0 | - | 4.99 | 357,338 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,708 |
| Countries of South America | 0 | - | 5.00 | 913,642 |
