| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,901 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,641 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,839 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,396 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,297 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,391 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,024 |
| Random European Capital to Country | 0 | - | 4.98 | 192,066 |
| Random European Country to Capital | 0 | - | 4.93 | 165,832 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,953 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,383 |
| Random African Capital to Country | 0 | - | 4.97 | 101,286 |
| Random African Country to Capital | 0 | - | 4.95 | 71,716 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,328 |
| Europe Capital to Country | 0 | - | 4.99 | 251,950 |
| Asia Capital to Country | 0 | - | 4.96 | 127,333 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,891 |
| European Capitals by Map | 0 | - | 4.99 | 141,948 |
| African Capitals by Map | 0 | - | 4.99 | 142,018 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,862 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,807 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,126 |
| European Coastal Capitals | 0 | - | 4.95 | 91,255 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,157 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,438 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,649 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,136 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,039 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,514 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,743 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,997 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,188 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,538 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,054 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,361 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,552 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,907 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,676 |
| Capitals of the Stans | 0 | - | 4.95 | 27,111 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,020 |
| Countries with Megacities | 0 | - | 4.99 | 266,861 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,735 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,041 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,049 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,166 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,216 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,624 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,283 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,942 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,167 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,163 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,069 |
| Countries by Capital City | 0 | - | 5.00 | 69,299 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,812 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,181 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,767 |
| Moved Capital Cities | 0 | - | 4.96 | 74,615 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,528 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,787 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,527 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,434 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 147,827 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,427 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,311 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,661 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,352 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,796 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,722 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,758 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,285 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,946 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,612 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,866 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,172 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,565 |
| North American Sports Cities | 0 | - | 4.83 | 173,089 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,548 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,910 |
| Name a City - European Countries | 0 | - | 4.90 | 66,110 |
| Name a Valid World City | 0 | - | 4.85 | 71,931 |
| Cities by Former Name | 0 | - | 4.83 | 92,015 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,668 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,961 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,778 |
| World Capitals by Map | 0 | - | 5.00 | 289,199 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,790 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,731 |
| Random Country to Capital | 0 | - | 4.98 | 927,381 |
| Capitals Starting With H | 0 | - | 4.91 | 93,303 |
| Capitals Starting With K | 0 | - | 4.89 | 84,375 |
| Capitals Starting With M | 0 | - | 4.94 | 109,124 |
| Capitals Starting With P | 0 | - | 4.88 | 78,975 |
| Capitals Starting With R | 0 | - | 4.88 | 82,481 |
| Capitals Starting With S | 0 | - | 4.90 | 86,545 |
| Capitals Starting With T | 0 | - | 4.85 | 76,812 |
| Capitals Starting With W | 0 | - | 4.87 | 91,720 |
| Capitals Starting With A | 0 | - | 4.97 | 129,057 |
| Capitals Starting With B | 0 | - | 4.89 | 119,459 |
| Capitals Starting With D | 0 | - | 4.94 | 97,171 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,639 |
| Olympic Host Countries | 0 | - | 4.98 | 201,883 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,784 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,998 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 313,522 |
| The Only European Country ... | 0 | - | 4.91 | 218,807 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,810 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,413 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,888 |
| Countries of Africa | 0 | - | 5.00 | 2,557,821 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,138 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,213 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,341 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,346 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,602 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,295 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,795 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,343 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,887 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,284 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,614 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,716 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,852 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,179 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,642 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,745 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,842 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,492 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,167 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,494 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,841 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,728 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,315 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,705 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,086 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,224 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,767 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,412 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,865 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,369 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,985 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,630 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,533 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,796 |
| Former Capitals | 0 | - | 4.88 | 71,657 |
| Capital Cities Chain | 0 | - | 4.84 | 83,317 |
| Coldest World Capitals | 0 | - | 4.95 | 134,132 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,092 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 22,194 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,515 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,846 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,102 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,604 |
| Countries of the Middle East | 0 | - | 4.96 | 202,559 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,117 |
| Slavic Countries | 0 | - | 4.96 | 112,317 |
| African Island Countries | 0 | - | 4.96 | 102,392 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,151 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,288 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 52,996 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,602 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,867 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,654 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,758 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,276 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,523 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,113 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,274 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,437 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,476 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,932 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,748 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,983 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,449 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,216 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,846 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,103 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,075 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,799 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,311 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,937 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,627 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,823 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,970 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,813 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,942 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,467 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,782 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,207 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,647 |
| Ancient City to Country | 0 | - | 4.70 | 108,317 |
| Official Cities in the UK | 0 | - | 4.89 | 286,032 |
| City-States | 0 | - | 4.53 | 37,392 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,489 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,799 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,257 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,273 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,413 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,006 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,216 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,561 |
