| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,401 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,073 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,128 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,579 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,424 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,850 |
| Random European Capital to Country | 0 | - | 4.98 | 191,583 |
| Random European Country to Capital | 0 | - | 4.93 | 165,487 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,769 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,076 |
| Random African Capital to Country | 0 | - | 4.97 | 100,983 |
| Random African Country to Capital | 0 | - | 4.94 | 71,462 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,065 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,057 |
| Europe Capital to Country | 0 | - | 4.99 | 251,119 |
| Asia Capital to Country | 0 | - | 4.96 | 126,960 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,357 |
| European Capitals by Map | 0 | - | 4.99 | 140,464 |
| African Capitals by Map | 0 | - | 4.99 | 137,527 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,946 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,392 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,727 |
| European Coastal Capitals | 0 | - | 4.95 | 90,913 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,710 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,137 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,823 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,964 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,303 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,559 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,058 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,747 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,835 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,784 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,269 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,623 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,096 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,358 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,623 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,463 |
| Capitals of the Stans | 0 | - | 4.95 | 26,970 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,127 |
| Countries with Megacities | 0 | - | 4.99 | 265,110 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,941 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,602 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,204 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,671 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,695 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,703 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,119 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,324 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,652 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,624 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,764 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,618 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,475 |
| Countries by Capital City | 0 | - | 5.00 | 68,763 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,449 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,889 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,479 |
| Moved Capital Cities | 0 | - | 4.96 | 74,402 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,007 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,943 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,672 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,569 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,343 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,852 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,763 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,448 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,282 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,445 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,636,848 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,885 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,649 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,714 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,584 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,018 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,379 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,262 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,633 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,828 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,290 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,153 |
| North American Sports Cities | 0 | - | 4.83 | 172,729 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,428 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,650 |
| Name a City - European Countries | 0 | - | 4.90 | 65,764 |
| Name a Valid World City | 0 | - | 4.83 | 71,554 |
| Cities by Former Name | 0 | - | 4.83 | 91,786 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,522 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,797 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,480 |
| World Capitals by Map | 0 | - | 5.00 | 287,803 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,542 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,857 |
| Random Country to Capital | 0 | - | 4.98 | 923,709 |
| Capitals Starting With H | 0 | - | 4.91 | 92,795 |
| Capitals Starting With K | 0 | - | 4.88 | 83,851 |
| Capitals Starting With L | 0 | - | 4.81 | 88,314 |
| Capitals Starting With M | 0 | - | 4.93 | 108,182 |
| Capitals Starting With P | 0 | - | 4.88 | 78,425 |
| Capitals Starting With R | 0 | - | 4.87 | 82,043 |
| Capitals Starting With S | 0 | - | 4.90 | 86,028 |
| Capitals Starting With T | 0 | - | 4.85 | 76,374 |
| Capitals Starting With W | 0 | - | 4.87 | 91,432 |
| Capitals Starting With A | 0 | - | 4.97 | 128,382 |
| Capitals Starting With B | 0 | - | 4.89 | 118,801 |
| Capitals Starting With D | 0 | - | 4.93 | 96,702 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,804 |
| Olympic Host Countries | 0 | - | 4.98 | 201,251 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,187 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,883 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,327 |
| The Only European Country ... | 0 | - | 4.91 | 217,689 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,996 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,775 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,766 |
| Countries of Africa | 0 | - | 5.00 | 2,547,453 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,394 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,815 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,912 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,163 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,060 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,000 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,150 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,040 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,356 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,208 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,772 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,956 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,733 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,832 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,243 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,399 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,552 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,019 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,312 |
| Megacities on a World Map | 0 | - | 4.98 | 255,628 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,929 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,281 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,420 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,035 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,357 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,571 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,339 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,978 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,370 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,673 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,479 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,269 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,539 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,965 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,182 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,647 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,457 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,687 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,531 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,336 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,217 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,482 |
| Former Capitals | 0 | - | 4.88 | 71,549 |
| Capital Cities Chain | 0 | - | 4.84 | 83,035 |
| Coldest World Capitals | 0 | - | 4.95 | 133,690 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,825 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,993 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,181 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,992 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,679 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,656 |
| Countries of the Middle East | 0 | - | 4.96 | 201,851 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,684 |
| Slavic Countries | 0 | - | 4.96 | 111,987 |
| African Island Countries | 0 | - | 4.96 | 101,960 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,996 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,782 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 51,278 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,278 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,456 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,757 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,334 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,878 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,985 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,741 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,495 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,035 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,106 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,748 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,458 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,542 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,861 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,565 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,428 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,299 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,491 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,806 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,237 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,473 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 82,626 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,439 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,720 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,620 |
