| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,748 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,038 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,531 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,709 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,542 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,139 |
| Random European Capital to Country | 0 | - | 4.98 | 192,274 |
| Random European Country to Capital | 0 | - | 4.93 | 166,008 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,062 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,526 |
| Random African Capital to Country | 0 | - | 4.97 | 101,422 |
| Random African Country to Capital | 0 | - | 4.95 | 71,834 |
| World Capitals Quiz | 0 | - | 5.00 | 5,110,946 |
| Europe Capital to Country | 0 | - | 4.99 | 252,391 |
| Asia Capital to Country | 0 | - | 4.96 | 127,640 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,168 |
| European Capitals by Map | 0 | - | 4.99 | 142,373 |
| African Capitals by Map | 0 | - | 4.99 | 142,453 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,056 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,037 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,307 |
| European Coastal Capitals | 0 | - | 4.95 | 91,437 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,244 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,072 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,059 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,216 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,384 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,525 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,319 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,682 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,239 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,453 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,639 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,017 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,776 |
| Capitals of the Stans | 0 | - | 4.95 | 27,207 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,190 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,255 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,742 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,832 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,643 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,337 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,801 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,392 |
| Countries with Megacities | 0 | - | 4.99 | 267,589 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,037 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,268 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,374 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,374 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,441 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,482 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,043 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,289 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,356 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,284 |
| Countries by Capital City | 0 | - | 5.00 | 69,540 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,039 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,305 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,221 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,904 |
| Moved Capital Cities | 0 | - | 4.96 | 74,700 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,839 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,685 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,541 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,894 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,421 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,416 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,768 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,961 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,316 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,685 |
| North American Sports Cities | 0 | - | 4.82 | 173,243 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,588 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,015 |
| Name a City - European Countries | 0 | - | 4.89 | 66,313 |
| Name a Valid World City | 0 | - | 4.85 | 72,079 |
| Cities by Former Name | 0 | - | 4.83 | 92,143 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,963 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,022 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,193 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,924 |
| World Capitals by Map | 0 | - | 5.00 | 289,754 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,884 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,110 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,304 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,411 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,500 |
| Random Country to Capital | 0 | - | 4.98 | 929,381 |
| Capitals Starting With H | 0 | - | 4.91 | 93,401 |
| Capitals Starting With K | 0 | - | 4.88 | 84,477 |
| Capitals Starting With M | 0 | - | 4.94 | 109,305 |
| Capitals Starting With P | 0 | - | 4.88 | 79,087 |
| Capitals Starting With R | 0 | - | 4.88 | 82,570 |
| Capitals Starting With S | 0 | - | 4.90 | 86,655 |
| Capitals Starting With T | 0 | - | 4.86 | 76,905 |
| Capitals Starting With W | 0 | - | 4.87 | 91,776 |
| Capitals Starting With A | 0 | - | 4.97 | 129,214 |
| Capitals Starting With B | 0 | - | 4.89 | 119,597 |
| Capitals Starting With D | 0 | - | 4.94 | 97,281 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,785 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,359 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,065 |
| Olympic Host Countries | 0 | - | 4.98 | 202,123 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,159 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,367 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,591 |
| The Only European Country ... | 0 | - | 4.91 | 219,366 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,183 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,717 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,963 |
| Countries of Africa | 0 | - | 5.00 | 2,562,875 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,752 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,262 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,443 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,540 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,949 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,491 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,782 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,842 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,990 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,236 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,790 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,938 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,966 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,587 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,253 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,556 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,908 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,830 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,329 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,765 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,134 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,234 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,812 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,603 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,015 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,666 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,244 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,768 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,646 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,924 |
| Former Capitals | 0 | - | 4.88 | 71,710 |
| Capital Cities Chain | 0 | - | 4.84 | 83,471 |
| Coldest World Capitals | 0 | - | 4.95 | 134,209 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,222 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 22,284 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,663 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,921 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,632 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,083 |
| Countries of the Middle East | 0 | - | 4.96 | 203,129 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,291 |
| Slavic Countries | 0 | - | 4.96 | 112,456 |
| African Island Countries | 0 | - | 4.96 | 102,669 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,215 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,644 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,429 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,762 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,046 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,595 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,938 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,412 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,845 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,288 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,018 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,699 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,651 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,055 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,934 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,394 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,991 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,583 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,025 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,257 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,473 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,798 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,337 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,175 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,022 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,950 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,061 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,314 |
| Official Cities in the UK | 0 | - | 4.89 | 286,624 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,434 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,567 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,888 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,891 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,427 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,516 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,977 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,831 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,636 |
| The Only Country ... | 0 | - | 4.91 | 81,981 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,536 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,208 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,729 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,572 |
| Monarchies of Europe | 0 | - | 4.90 | 98,973 |
| Monarchies of Asia | 0 | - | 4.97 | 71,566 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,741 |
