| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,116 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,700 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,957 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,483 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,125 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,084 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,099 |
| Random European Capital to Country | 0 | - | 4.98 | 192,180 |
| Random European Country to Capital | 0 | - | 4.93 | 165,952 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,002 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,470 |
| Random African Capital to Country | 0 | - | 4.97 | 101,373 |
| Random African Country to Capital | 0 | - | 4.95 | 71,772 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,021 |
| Europe Capital to Country | 0 | - | 4.99 | 252,199 |
| Asia Capital to Country | 0 | - | 4.96 | 127,562 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,044 |
| European Capitals by Map | 0 | - | 4.99 | 142,202 |
| African Capitals by Map | 0 | - | 4.99 | 142,297 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,962 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,922 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,220 |
| European Coastal Capitals | 0 | - | 4.95 | 91,346 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,208 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,823 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,852 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,186 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,705 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,209 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,105 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,291 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,267 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,610 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,165 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,418 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,600 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,983 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,735 |
| Capitals of the Stans | 0 | - | 4.95 | 27,161 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,248 |
| Countries with Megacities | 0 | - | 4.99 | 267,305 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,928 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,187 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,251 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,300 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,356 |
| Find the City #1 | 0 | - | 4.97 | 43,365 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,705 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,403 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,001 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,241 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,271 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,195 |
| Countries by Capital City | 0 | - | 5.00 | 69,452 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,892 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,261 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,843 |
| Moved Capital Cities | 0 | - | 4.96 | 74,672 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,666 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,823 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,582 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,595 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 148,165 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,577 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,611 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,011 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,462 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,828 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,738 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,864 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,359 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,257 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,706 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,927 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,252 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,650 |
| North American Sports Cities | 0 | - | 4.82 | 173,186 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,568 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,971 |
| Name a City - European Countries | 0 | - | 4.89 | 66,220 |
| Name a Valid World City | 0 | - | 4.85 | 72,025 |
| Cities by Former Name | 0 | - | 4.83 | 92,083 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,897 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,996 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,872 |
| World Capitals by Map | 0 | - | 5.00 | 289,515 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,843 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,203 |
| Random Country to Capital | 0 | - | 4.98 | 928,661 |
| Capitals Starting With H | 0 | - | 4.91 | 93,361 |
| Capitals Starting With K | 0 | - | 4.89 | 84,433 |
| Capitals Starting With M | 0 | - | 4.94 | 109,231 |
| Capitals Starting With P | 0 | - | 4.88 | 79,035 |
| Capitals Starting With R | 0 | - | 4.88 | 82,532 |
| Capitals Starting With S | 0 | - | 4.90 | 86,603 |
| Capitals Starting With T | 0 | - | 4.86 | 76,866 |
| Capitals Starting With W | 0 | - | 4.87 | 91,752 |
| Capitals Starting With A | 0 | - | 4.97 | 129,149 |
| Capitals Starting With B | 0 | - | 4.89 | 119,547 |
| Capitals Starting With D | 0 | - | 4.94 | 97,240 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,898 |
| Olympic Host Countries | 0 | - | 4.98 | 202,024 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,020 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,218 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,151 |
| The Only European Country ... | 0 | - | 4.91 | 219,158 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,028 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,591 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,943 |
| Countries of Africa | 0 | - | 5.00 | 2,561,094 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,173 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,279 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,389 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,434 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,729 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,343 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,232 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,457 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,928 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,400 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,715 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,781 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,914 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,210 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,726 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,861 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,922 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,557 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,218 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,527 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,872 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,788 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,749 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,114 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,793 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,529 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,954 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,548 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,120 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,708 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,606 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,863 |
| Former Capitals | 0 | - | 4.88 | 71,685 |
| Capital Cities Chain | 0 | - | 4.84 | 83,411 |
| Coldest World Capitals | 0 | - | 4.95 | 134,177 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,176 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 22,233 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,605 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,111 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,013 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,914 |
| Countries of the Middle East | 0 | - | 4.96 | 203,008 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,225 |
| Slavic Countries | 0 | - | 4.96 | 112,406 |
| African Island Countries | 0 | - | 4.96 | 102,566 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,195 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,518 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 53,251 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,697 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,971 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,959 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,860 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,349 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,718 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,202 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,764 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,596 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,582 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,014 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,872 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,114 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,877 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,443 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,959 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,196 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 42,543 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,872 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,633 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,202 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,978 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,948 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,988 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,898 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,007 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,505 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,823 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,273 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,715 |
| Ancient City to Country | 0 | - | 4.70 | 108,360 |
| Official Cities in the UK | 0 | - | 4.89 | 286,403 |
| City-States | 0 | - | 4.53 | 37,411 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,510 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,819 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,376 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,283 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,521 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,130 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,233 |
