| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,810 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,901 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,766 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,878 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,282 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,332 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,713 |
| Asia Capital to Country | 0 | - | 4.96 | 125,630 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,977 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,147 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,721 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,691 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,082 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,369 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,954 |
| Random European Capital to Country | 0 | - | 4.98 | 189,069 |
| Random European Country to Capital | 0 | - | 4.92 | 147,336 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,396 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,774 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,579 |
| North American Sports Cities | 0 | - | 4.83 | 170,755 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,881 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,420 |
| Olympic Host Countries | 0 | - | 4.98 | 198,761 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,797 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,248 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,888 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,655 |
| Europe Capital to Country | 0 | - | 4.99 | 247,290 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,300 |
| European Capitals by Map | 0 | - | 4.99 | 135,956 |
| African Capitals by Map | 0 | - | 4.99 | 132,059 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,075 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,524 |
| European Coastal Capitals | 0 | - | 4.95 | 89,649 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,416 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,536 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,380 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,815 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,665 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,835 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,099 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,509 |
| Official Cities in the UK | 0 | - | 4.89 | 280,159 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,518 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,544 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,329 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,012 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,021 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,648 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,798 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,706 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,780 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,546 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,460 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,090 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,674 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,082 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,582 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,301 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,777 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,609 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,526 |
| Vietnam War Countries | 0 | - | 4.83 | 93,536 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,985 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,157 |
| Boundary Waters | 0 | - | 4.92 | 87,992 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,182 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,252 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,038 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,143 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,066 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,112 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,712 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,939 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,346 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,316 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,152 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,209 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,744 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,436 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,820 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,646 |
| Which City in Europe? | 0 | - | 4.83 | 106,549 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,855,937 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,535 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,214 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,582 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,727 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,010 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,877 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,203 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,355 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,494 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,276 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,607 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,630 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,294 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,722 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,390 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,006 |
| Cities in European History #1 | 0 | - | 4.63 | 132,963 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,545 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,793 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,002 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,860 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,118 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,990 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,216 |
| Landlocked Countries | 0 | - | 4.99 | 412,925 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,557 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,210 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,582 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,707 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,265 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,201 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,371 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,644 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,650 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,615 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,731 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,565 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,112 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,477 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,844 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,085 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,257 |
| American Cities by Stadium | 0 | - | 4.02 | 36,475 |
| City by Football Clubs | 0 | - | 4.37 | 136,971 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| North America Cities by Map | 0 | - | 4.41 | 47,593 |
| Random European City to Country | 0 | - | 4.69 | 116,224 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,051 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,805 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 27,953 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,097 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,272 |
| Which City in Canada? | 0 | - | 4.82 | 56,607 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,847 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,018 |
| Island Countries | 0 | - | 4.99 | 707,263 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,259 |
| Himalayan Countries | 0 | - | 4.95 | 135,069 |
| Andean Countries | 0 | - | 4.94 | 82,675 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,090 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,006 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,773 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,477 |
| Danube Countries | 0 | - | 4.97 | 71,006 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,643 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,462 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,299 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,215 |
| European Landlocked Countries | 0 | - | 4.99 | 145,672 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,061 |
| Countries with the Most Species | 0 | - | 4.99 | 95,191 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,207 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,178 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,334 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,913 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,516 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,872 |
| Countries in the Alps | 0 | - | 4.87 | 116,693 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,480 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,091 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,947 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,330 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,072 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,940 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,437 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,479 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,688 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,938 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,974 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,166 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,000 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,368 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,678 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,679 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,878 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,573 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,825 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,204 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,679 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,864 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,393 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,546 |
| Largest Countries By Category | 0 | - | 4.97 | 156,630 |
| Countries by Countries | 0 | - | 4.96 | 62,171 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,193 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,935 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,663 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,596 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,425 |
| Northernmost Countries | 0 | - | 4.99 | 357,274 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,706 |
| Countries of South America | 0 | - | 5.00 | 913,498 |
