| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,247 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,500 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,101 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,231 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,015 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,136 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,747 |
| Asia Capital to Country | 0 | - | 4.96 | 126,340 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,895 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,425 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,142 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,765 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,606 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,966 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,460 |
| Random European Capital to Country | 0 | - | 4.98 | 190,423 |
| Random European Country to Capital | 0 | - | 4.93 | 163,639 |
| Random African Country to Capital | 0 | - | 4.94 | 70,887 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,600 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,934 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,858 |
| North American Sports Cities | 0 | - | 4.83 | 171,600 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,110 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,791 |
| Olympic Host Countries | 0 | - | 4.98 | 199,915 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,102 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,266 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,239 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,679 |
| Europe Capital to Country | 0 | - | 4.99 | 249,293 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,408 |
| European Capitals by Map | 0 | - | 4.99 | 138,217 |
| African Capitals by Map | 0 | - | 4.99 | 133,073 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,761 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,119 |
| European Coastal Capitals | 0 | - | 4.95 | 90,265 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,724 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,238 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,669 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.85 | 46,112 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,492 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,909 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,388 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,806 |
| Official Cities in the UK | 0 | - | 4.89 | 282,636 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,701 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,135 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,820 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,844 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,123 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,013 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,907 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,098 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,063 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,022 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,320 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,820 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,614 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,275 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,402 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,828 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,870 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,890 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,987 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,207 |
| Vietnam War Countries | 0 | - | 4.83 | 93,979 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,794 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,582 |
| Boundary Waters | 0 | - | 4.92 | 88,326 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,037 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,786 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,197 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,397 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,952 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,822 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,931 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,622 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,536 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,542 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,077 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,404 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,570 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,376 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,943 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,033 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,618 |
| Which City in Europe? | 0 | - | 4.83 | 107,096 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,250,662 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,708 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,686 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,058 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,182 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,227 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,821 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,505 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,841 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,473 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,021 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,083 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,036 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,196 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,407 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,379 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,842 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,426 |
| Cities in European History #1 | 0 | - | 4.63 | 133,673 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,282 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,677 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,853 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,089 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,098 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,578 |
| World Capitals Quiz | 0 | - | 5.00 | 5,057,281 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,331 |
| Landlocked Countries | 0 | - | 4.99 | 417,768 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,581 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,278 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,851 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,005 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,749,226 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,989 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,889 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,923 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,472 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,887 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 251,345 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,280 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,784 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,448 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,503 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,726 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,972 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,456 |
| American Cities by Stadium | 0 | - | 4.02 | 36,518 |
| City by Football Clubs | 0 | - | 4.38 | 137,351 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,542 |
| North America Cities by Map | 0 | - | 4.41 | 47,736 |
| Random European City to Country | 0 | - | 4.69 | 117,360 |
| Random Asian City to Country | 0 | - | 4.56 | 44,454 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,524 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,886 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 28,040 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,746 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,005 |
| Which City in Canada? | 0 | - | 4.82 | 56,917 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,285 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,496 |
| Island Countries | 0 | - | 4.99 | 709,287 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,422 |
| Himalayan Countries | 0 | - | 4.94 | 136,931 |
| Andean Countries | 0 | - | 4.95 | 83,687 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,944 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,284 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,608 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,196 |
| Danube Countries | 0 | - | 4.97 | 71,536 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,376 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,950 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,421 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,482 |
| European Landlocked Countries | 0 | - | 4.99 | 146,409 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,963 |
| Countries with the Most Species | 0 | - | 4.99 | 102,647 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,094 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,380 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,551 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,231 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,893 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,277 |
| Countries in the Alps | 0 | - | 4.86 | 117,508 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,011 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,141 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,342 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,858 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,957 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,368 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,145 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,131 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,089 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,891 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,439 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,422 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,273 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,829 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,103 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,115 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,957 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,979 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,452 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,508 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,374 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,726 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,912 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,912 |
| Largest Countries By Category | 0 | - | 4.97 | 157,457 |
| Countries by Countries | 0 | - | 4.96 | 62,727 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,373,132 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,123 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,211 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 169,563 |
