| Random European Capital to Country | 0 | - | 4.98 | 189,271 |
| Random European Country to Capital | 0 | - | 4.92 | 147,495 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,425 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,449 |
| Random African Capital to Country | 0 | - | 4.97 | 99,748 |
| Random African Country to Capital | 0 | - | 4.94 | 70,245 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,318 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,934 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,461 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,105 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,133 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,099 |
| Europe Capital to Country | 0 | - | 4.99 | 247,986 |
| Asia Capital to Country | 0 | - | 4.96 | 125,784 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,510 |
| European Capitals by Map | 0 | - | 4.99 | 136,372 |
| African Capitals by Map | 0 | - | 4.99 | 132,220 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,162 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,224 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,653 |
| European Coastal Capitals | 0 | - | 4.95 | 89,797 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,199 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,898 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,908 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,434 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,283 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,646 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,853 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,750 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,408 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,963 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,686 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,435 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,156 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,199 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,733 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,479 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,792 |
| Capitals of the Stans | 0 | - | 4.95 | 26,424 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,246 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,525 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,217 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,418 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,688 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,398 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,740 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,369 |
| Countries with Megacities | 0 | - | 4.99 | 247,132 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,225 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,046 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,654 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,958 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,814 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,979 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,669 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,621 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,663 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,486 |
| Countries by Capital City | 0 | - | 5.00 | 66,693 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,356 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,920 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,498 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,491 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,430 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,210 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,780 |
| Moved Capital Cities | 0 | - | 4.96 | 73,601 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,259 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,242 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,614 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,127 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,557 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,895 |
| Countries that Beat China | 0 | - | 4.86 | 114,743 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,483 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,868 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,984 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,918 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,511 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,637 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,309 |
| North American Sports Cities | 0 | - | 4.83 | 170,936 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,927 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,760 |
| Name a City - European Countries | 0 | - | 4.92 | 64,440 |
| Cities by Former Name | 0 | - | 4.84 | 90,996 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,699 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,253 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,982 |
| World Capitals by Map | 0 | - | 5.00 | 283,287 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,689 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,414 |
| Random Country to Capital | 0 | - | 4.98 | 911,848 |
| Capitals Starting With H | 0 | - | 4.90 | 91,119 |
| Capitals Starting With K | 0 | - | 4.85 | 75,710 |
| Capitals Starting With L | 0 | - | 4.81 | 86,866 |
| Capitals Starting With M | 0 | - | 4.93 | 106,115 |
| Capitals Starting With P | 0 | - | 4.88 | 77,217 |
| Capitals Starting With R | 0 | - | 4.87 | 80,998 |
| Capitals Starting With S | 0 | - | 4.89 | 84,834 |
| Capitals Starting With T | 0 | - | 4.84 | 75,320 |
| Capitals Starting With W | 0 | - | 4.89 | 90,629 |
| Capitals Starting With A | 0 | - | 4.97 | 126,580 |
| Capitals Starting With B | 0 | - | 4.89 | 117,325 |
| Capitals Starting With D | 0 | - | 4.93 | 95,415 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,402 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,066 |
| Olympic Host Countries | 0 | - | 4.98 | 198,932 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,838 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,629 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,760 |
| The Only European Country ... | 0 | - | 4.91 | 213,939 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,204 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,606 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,228 |
| Countries of Africa | 0 | - | 5.00 | 2,508,751 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,166 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,278 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,166 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,377 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,982 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,435 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,627 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,321 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,573 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,515 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,331 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,311 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,638 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,590 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,842 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,247 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,326 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,384 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,223 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,187 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,870 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,719 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,363 |
| Former Capitals | 0 | - | 4.88 | 71,152 |
| Capital Cities Chain | 0 | - | 4.84 | 81,940 |
| Coldest World Capitals | 0 | - | 4.95 | 133,057 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,815 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,261 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 20,912 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,016 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,467 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,084 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,414 |
| Countries of the Middle East | 0 | - | 4.96 | 198,997 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,292 |
| Slavic Countries | 0 | - | 4.96 | 110,883 |
| African Island Countries | 0 | - | 4.96 | 100,817 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,509 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,528 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,063 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,149 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,155 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,076 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,755 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,520 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,167 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,822 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,660 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,734 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,801 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,165 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,188 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,317 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,603 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,305 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,444 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,284 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,516 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,145 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,119 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,592 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,026 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,243 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,342 |
| Countries that Start with A | 0 | - | 4.97 | 2,147,252 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,229 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,625 |
| Countries that Start with D | 0 | - | 4.96 | 701,760 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,766 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,090 |
| Countries that Start with H | 0 | - | 4.96 | 598,138 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,482 |
| Countries that Start with J | 0 | - | 4.98 | 596,194 |
| Countries that Start with K | 0 | - | 4.97 | 809,547 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,080 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,945 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,743 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,776 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,358 |
| Countries that Start with U | 0 | - | 4.97 | 900,035 |
| Countries that Start with V | 0 | - | 4.98 | 605,195 |
| Countries that Start with F | 0 | - | 4.83 | 612,332 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,569 |
