| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,251 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,501 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,102 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,258 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,017 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,139 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,758 |
| Asia Capital to Country | 0 | - | 4.96 | 126,345 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,902 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,425 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,153 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,771 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,610 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,972 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,463 |
| Random European Capital to Country | 0 | - | 4.98 | 190,453 |
| Random European Country to Capital | 0 | - | 4.93 | 163,741 |
| Random African Country to Capital | 0 | - | 4.94 | 70,900 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,609 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,934 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,859 |
| North American Sports Cities | 0 | - | 4.83 | 171,607 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,111 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,830 |
| Olympic Host Countries | 0 | - | 4.98 | 199,924 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,142 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,271 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,251 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,685 |
| Europe Capital to Country | 0 | - | 4.99 | 249,300 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,413 |
| European Capitals by Map | 0 | - | 4.99 | 138,233 |
| African Capitals by Map | 0 | - | 4.99 | 133,074 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,767 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,129 |
| European Coastal Capitals | 0 | - | 4.95 | 90,269 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,762 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,245 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,672 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.85 | 46,125 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,497 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,962 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,391 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,809 |
| Official Cities in the UK | 0 | - | 4.89 | 282,648 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,730 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,141 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,822 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,865 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,123 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,016 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,908 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,100 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,066 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,027 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,324 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,827 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,627 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,281 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,404 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,833 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,871 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,893 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,991 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,210 |
| Vietnam War Countries | 0 | - | 4.83 | 93,984 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,819 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,603 |
| Boundary Waters | 0 | - | 4.92 | 88,327 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,038 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,790 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,203 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,410 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,960 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,828 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,991 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,633 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,539 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,544 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,083 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,405 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,571 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,380 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,946 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,036 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,619 |
| Which City in Europe? | 0 | - | 4.83 | 107,098 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,253,531 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,710 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,692 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,060 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,184 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,230 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,827 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,506 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,844 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,473 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,023 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,084 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,037 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,204 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,414 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,387 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,844 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 47,427 |
| Cities in European History #1 | 0 | - | 4.63 | 133,680 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,285 |
| 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 | 87,100 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,584 |
| World Capitals Quiz | 0 | - | 5.00 | 5,057,482 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,349 |
| Landlocked Countries | 0 | - | 4.99 | 417,815 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,587 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,285 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,856 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,007 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,749,468 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,990 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,895 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,924 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,474 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,888 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 251,359 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,291 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,785 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,450 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,511 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,732 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,006 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,456 |
| American Cities by Stadium | 0 | - | 4.02 | 36,519 |
| City by Football Clubs | 0 | - | 4.38 | 137,353 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,544 |
| North America Cities by Map | 0 | - | 4.41 | 47,737 |
| Random European City to Country | 0 | - | 4.69 | 117,365 |
| Random Asian City to Country | 0 | - | 4.56 | 44,454 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,613 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,886 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 28,042 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,749 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,006 |
| Which City in Canada? | 0 | - | 4.82 | 56,917 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,289 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,512 |
| Island Countries | 0 | - | 4.99 | 709,299 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,446 |
| Himalayan Countries | 0 | - | 4.94 | 136,950 |
| Andean Countries | 0 | - | 4.95 | 83,701 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,947 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,293 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,618 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,199 |
| Danube Countries | 0 | - | 4.97 | 71,541 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,378 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,954 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,431 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,493 |
| European Landlocked Countries | 0 | - | 4.99 | 146,453 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,968 |
| Countries with the Most Species | 0 | - | 4.99 | 102,661 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,099 |
| 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 | 59,233 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,898 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,278 |
| Countries in the Alps | 0 | - | 4.86 | 117,513 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,013 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,147 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,343 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,861 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,965 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,370 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,151 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,136 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,090 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,893 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,447 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,424 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,278 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,834 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,104 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,121 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,965 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,984 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,460 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,509 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,383 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,735 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,925 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,913 |
| Largest Countries By Category | 0 | - | 4.97 | 157,459 |
| Countries by Countries | 0 | - | 4.96 | 62,733 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,373,228 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,123 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,214 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 169,569 |
