| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,441 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,507 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,262 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,261 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,854 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,799 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,940 |
| Random European Capital to Country | 0 | - | 4.98 | 191,801 |
| Random European Country to Capital | 0 | - | 4.93 | 165,646 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,863 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,245 |
| Random African Capital to Country | 0 | - | 4.97 | 101,139 |
| Random African Country to Capital | 0 | - | 4.94 | 71,585 |
| World Capitals Quiz | 0 | - | 5.00 | 5,094,384 |
| Europe Capital to Country | 0 | - | 4.99 | 251,500 |
| Asia Capital to Country | 0 | - | 4.96 | 127,152 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,618 |
| European Capitals by Map | 0 | - | 4.99 | 141,297 |
| African Capitals by Map | 0 | - | 4.99 | 141,240 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,536 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,608 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,959 |
| European Coastal Capitals | 0 | - | 4.95 | 91,061 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,063 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,691 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,201 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,043 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,173 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,121 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,771 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,394 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,948 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,378 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,783 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,229 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,454 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,753 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,557 |
| Capitals of the Stans | 0 | - | 4.95 | 27,046 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,427 |
| Countries with Megacities | 0 | - | 4.99 | 265,825 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,221 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,748 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,488 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,834 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,941 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,430 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,876 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,776 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,966 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,895 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,747 |
| Countries by Capital City | 0 | - | 5.00 | 69,024 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,620 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,030 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,611 |
| Moved Capital Cities | 0 | - | 4.96 | 74,507 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,197 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,734 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,428 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,082 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 147,032 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,136 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,688 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,976 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,069 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,705 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,645 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,117 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,606 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,430 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,728 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,971 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,395 |
| North American Sports Cities | 0 | - | 4.83 | 172,909 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,480 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,767 |
| Name a City - European Countries | 0 | - | 4.90 | 65,922 |
| Name a Valid World City | 0 | - | 4.84 | 71,701 |
| Cities by Former Name | 0 | - | 4.83 | 91,881 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,588 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,866 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,601 |
| World Capitals by Map | 0 | - | 5.00 | 288,482 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,656 |
| Random Capital to Country | 0 | - | 4.99 | 2,597,819 |
| Random Country to Capital | 0 | - | 4.98 | 925,164 |
| Capitals Starting With H | 0 | - | 4.91 | 92,887 |
| Capitals Starting With K | 0 | - | 4.88 | 83,948 |
| Capitals Starting With L | 0 | - | 4.81 | 88,402 |
| Capitals Starting With M | 0 | - | 4.93 | 108,363 |
| Capitals Starting With P | 0 | - | 4.88 | 78,517 |
| Capitals Starting With R | 0 | - | 4.88 | 82,115 |
| Capitals Starting With S | 0 | - | 4.90 | 86,110 |
| Capitals Starting With T | 0 | - | 4.85 | 76,447 |
| Capitals Starting With W | 0 | - | 4.87 | 91,478 |
| Capitals Starting With A | 0 | - | 4.97 | 128,526 |
| Capitals Starting With B | 0 | - | 4.89 | 118,919 |
| Capitals Starting With D | 0 | - | 4.93 | 96,794 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,181 |
| Olympic Host Countries | 0 | - | 4.98 | 201,534 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,566 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,634 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,244 |
| The Only European Country ... | 0 | - | 4.91 | 218,209 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,328 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,081 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,815 |
| Countries of Africa | 0 | - | 5.00 | 2,551,676 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,108 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,107 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,242 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,203 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,470 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,247 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,253 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,121 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,809 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,018 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,406 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,540 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,681 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,081 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,457 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,522 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,699 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,395 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,065 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,417 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,731 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,584 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,295 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,613 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,024 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,205 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,693 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,219 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,680 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,997 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,755 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,463 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,394 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,605 |
| Former Capitals | 0 | - | 4.88 | 71,595 |
| Capital Cities Chain | 0 | - | 4.84 | 83,164 |
| Coldest World Capitals | 0 | - | 4.95 | 134,051 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,940 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 22,078 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,327 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 147,580 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,193 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,117 |
| Countries of the Middle East | 0 | - | 4.96 | 202,186 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,892 |
| Slavic Countries | 0 | - | 4.96 | 112,139 |
| African Island Countries | 0 | - | 4.96 | 102,198 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,058 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,011 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,445 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,416 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,641 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,452 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,522 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,065 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,259 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,906 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,999 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,236 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,311 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,842 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,607 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,797 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,266 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,034 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,676 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,943 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,928 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,558 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,908 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,674 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,297 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,647 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,931 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,722 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,783 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,402 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,667 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,066 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,522 |
| Ancient City to Country | 0 | - | 4.70 | 108,239 |
| Official Cities in the UK | 0 | - | 4.89 | 285,372 |
| City-States | 0 | - | 4.53 | 37,355 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,433 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,762 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,132 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,233 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,307 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,841 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,184 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,577 |
