| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,334 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,144 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,544 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,214 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,114 |
| Random European Capital to Country | 0 | - | 4.98 | 189,294 |
| Random European Country to Capital | 0 | - | 4.92 | 147,515 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,430 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,480 |
| Random African Capital to Country | 0 | - | 4.97 | 99,752 |
| Random African Country to Capital | 0 | - | 4.94 | 70,249 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,372 |
| Europe Capital to Country | 0 | - | 4.99 | 248,018 |
| Asia Capital to Country | 0 | - | 4.96 | 125,798 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,537 |
| European Capitals by Map | 0 | - | 4.99 | 136,436 |
| African Capitals by Map | 0 | - | 4.99 | 132,242 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,227 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,258 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,670 |
| European Coastal Capitals | 0 | - | 4.95 | 89,814 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,207 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,939 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,942 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,440 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,401 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,730 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,463 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,993 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,697 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,448 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,173 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,213 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,744 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,517 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,803 |
| Capitals of the Stans | 0 | - | 4.95 | 26,436 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,441 |
| Countries with Megacities | 0 | - | 4.99 | 247,255 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,284 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,091 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,711 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,017 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,834 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,427 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,006 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,681 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,632 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,688 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,507 |
| Countries by Capital City | 0 | - | 5.00 | 66,725 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,370 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,937 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,436 |
| Moved Capital Cities | 0 | - | 4.96 | 73,615 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,978 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,695 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,641 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,579 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,779 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,562 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,511 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,214 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,880 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,024 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,940 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,520 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,659 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,331 |
| North American Sports Cities | 0 | - | 4.83 | 170,955 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,928 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,769 |
| Name a City - European Countries | 0 | - | 4.92 | 64,472 |
| Cities by Former Name | 0 | - | 4.84 | 91,005 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,702 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,259 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,003 |
| World Capitals by Map | 0 | - | 5.00 | 283,326 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,699 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,611 |
| Random Country to Capital | 0 | - | 4.98 | 911,994 |
| Capitals Starting With H | 0 | - | 4.90 | 91,178 |
| Capitals Starting With K | 0 | - | 4.85 | 75,719 |
| Capitals Starting With L | 0 | - | 4.81 | 86,880 |
| Capitals Starting With M | 0 | - | 4.93 | 106,137 |
| Capitals Starting With P | 0 | - | 4.88 | 77,234 |
| Capitals Starting With R | 0 | - | 4.87 | 81,009 |
| Capitals Starting With S | 0 | - | 4.89 | 84,846 |
| Capitals Starting With T | 0 | - | 4.84 | 75,332 |
| Capitals Starting With W | 0 | - | 4.89 | 90,643 |
| Capitals Starting With A | 0 | - | 4.97 | 126,592 |
| Capitals Starting With B | 0 | - | 4.89 | 117,337 |
| Capitals Starting With D | 0 | - | 4.93 | 95,430 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,101 |
| Olympic Host Countries | 0 | - | 4.98 | 198,948 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,858 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,659 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,838 |
| The Only European Country ... | 0 | - | 4.91 | 213,975 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,238 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,636 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,234 |
| Countries of Africa | 0 | - | 5.00 | 2,509,220 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,290 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,652 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,874 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,563 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,898 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,199 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,303 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,174 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,404 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,008 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,458 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,643 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,336 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,589 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,537 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,350 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,327 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,666 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,606 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,857 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,264 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,148 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,121 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,596 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,032 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,327 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,395 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,240 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,210 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,903 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,735 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,367 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,270 |
| Former Capitals | 0 | - | 4.88 | 71,153 |
| Capital Cities Chain | 0 | - | 4.84 | 81,952 |
| Coldest World Capitals | 0 | - | 4.95 | 133,066 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,827 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 20,929 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,024 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,418 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,314 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,447 |
| Countries of the Middle East | 0 | - | 4.96 | 199,033 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,308 |
| Slavic Countries | 0 | - | 4.96 | 110,896 |
| African Island Countries | 0 | - | 4.96 | 100,833 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,514 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,562 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,082 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,174 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,177 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,294 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,786 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,541 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,195 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,838 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,684 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,742 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,827 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,167 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,197 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,335 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,620 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,321 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,454 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,293 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,526 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,257 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,038 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,066 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,899 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,025 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,627 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,843 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,452 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,869 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,964 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,640 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,037 |
| Ancient City to Country | 0 | - | 4.70 | 107,633 |
| Official Cities in the UK | 0 | - | 4.89 | 280,718 |
| City-States | 0 | - | 4.53 | 37,110 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,801 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,491 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,122 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,053 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,488 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,834 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,974 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,468 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,123 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,158 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,693 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,306 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,039 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,449 |
