| Nordic Countries and Capitals | 0 | - | 4.95 | 83,105 |
| Random European Capital to Country | 0 | - | 4.98 | 189,284 |
| Random European Country to Capital | 0 | - | 4.92 | 147,507 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,182 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,028 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,052 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,893 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,023 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,840 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,161 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,629 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,426 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,458 |
| Random African Capital to Country | 0 | - | 4.97 | 99,748 |
| Random African Country to Capital | 0 | - | 4.94 | 70,245 |
| North American Sports Cities | 0 | - | 4.83 | 170,946 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,928 |
| Name a City - European Countries | 0 | - | 4.92 | 64,452 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,493 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,175 |
| Olympic Host Countries | 0 | - | 4.98 | 198,937 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,799 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,390 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,193 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,881 |
| Europe Capital to Country | 0 | - | 4.99 | 248,004 |
| Asia Capital to Country | 0 | - | 4.96 | 125,791 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,521 |
| European Capitals by Map | 0 | - | 4.99 | 136,401 |
| African Capitals by Map | 0 | - | 4.99 | 132,234 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,188 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,240 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,665 |
| European Coastal Capitals | 0 | - | 4.95 | 89,805 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,206 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,910 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,931 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,434 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,076 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,828 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,162 |
| Official Cities in the UK | 0 | - | 4.89 | 280,692 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,444 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,978 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,689 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,441 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,205 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,736 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,494 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,799 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,844 |
| Capitals of the Stans | 0 | - | 4.95 | 26,428 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,540 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,834 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,254 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,037 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,435 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,791 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,425 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,952 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,691 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,681 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,043 |
| Boundary Waters | 0 | - | 4.92 | 88,061 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,826 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,316 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,337 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,862 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,279 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,063 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,501 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,211 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,810 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,938,434 |
| Landlocked Countries | 0 | - | 4.99 | 413,826 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,574 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,307 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,665 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,840 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,056 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,998 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,447 |
| Every European Country Shape | 0 | - | 4.96 | 200,251 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,508 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,898 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,177 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,029 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,680 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,066 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,451 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,552 |
| Biggest Cities in Europe | 0 | - | 4.70 | 542,275 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,664 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,855 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,366 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,368 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,954 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 97,087 |
| Cities in European History #1 | 0 | - | 4.63 | 133,175 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,202 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,572 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,811 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,013 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,018 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,910 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,107 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,204 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,032 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,288 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,648 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,862 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,562 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,409 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,897 |
| Which City in Europe? | 0 | - | 4.83 | 106,726 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,368 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,677 |
| Himalayan Countries | 0 | - | 4.95 | 135,439 |
| Andean Countries | 0 | - | 4.94 | 82,855 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,250 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,252 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,935 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,630 |
| Danube Countries | 0 | - | 4.97 | 71,097 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,784 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,554 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,524 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,449 |
| European Landlocked Countries | 0 | - | 4.99 | 145,776 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,240 |
| Countries with the Most Species | 0 | - | 4.99 | 95,253 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,381 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,205 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,374 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,968 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,586 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,965 |
| Countries in the Alps | 0 | - | 4.86 | 116,861 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,586 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,288 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,024 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,438 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,194 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,023 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,600 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,775 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,384 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,848 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,081 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,459 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,202 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,053 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,461 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,770 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,769 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,116 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,664 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,266 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,796 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,408 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,735 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,613 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,762 |
| Largest Countries By Category | 0 | - | 4.97 | 156,798 |
| Countries by Countries | 0 | - | 4.96 | 62,273 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,425 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,972 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,543 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,339 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,788 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,718,929 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,451 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,348 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,468 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,538 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,630 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 250,039 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,737 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,493 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,863 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,572 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,242 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,477 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,637 |
| Longest International Borders | 0 | - | 4.99 | 263,562 |
| Countries with Three Borders | 0 | - | 4.96 | 36,193 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,613 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,697 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,772 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,994 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,619 |
| Demonym of Every Country | 0 | - | 4.91 | 58,661 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,326 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,129 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 48,949 |
| American Cities by Stadium | 0 | - | 4.02 | 36,489 |
| City by Football Clubs | 0 | - | 4.37 | 137,051 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,461 |
| North America Cities by Map | 0 | - | 4.41 | 47,623 |
