| Random European Capital to Country | 0 | - | 4.98 | 191,501 |
| Random European Country to Capital | 0 | - | 4.93 | 165,425 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,622 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,023 |
| Random African Capital to Country | 0 | - | 4.97 | 100,929 |
| Random African Country to Capital | 0 | - | 4.94 | 71,394 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,983 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,367 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,805 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,998 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,960 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,091 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,811 |
| Europe Capital to Country | 0 | - | 4.99 | 250,947 |
| Asia Capital to Country | 0 | - | 4.96 | 126,890 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,244 |
| European Capitals by Map | 0 | - | 4.99 | 140,047 |
| African Capitals by Map | 0 | - | 4.99 | 134,205 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,671 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,319 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,661 |
| European Coastal Capitals | 0 | - | 4.95 | 90,850 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,685 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,941 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,638 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,935 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,943 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,091 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,969 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,342 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,720 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,646 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,741 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,226 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,549 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,050 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,316 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,563 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,430 |
| Capitals of the Stans | 0 | - | 4.95 | 26,930 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,839 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,414 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,253 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,280 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,307 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,729 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,100 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,983 |
| Countries with Megacities | 0 | - | 4.99 | 264,768 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,824 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,517 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,081 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,594 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,612 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,575 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,575 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,711 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,531 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,382 |
| Countries by Capital City | 0 | - | 5.00 | 68,677 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,400 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,839 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,233 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,805 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,437 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,610 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,307 |
| Moved Capital Cities | 0 | - | 4.96 | 74,373 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,778 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,254 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,739 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,038 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,051 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,327 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,191 |
| Countries that Beat China | 0 | - | 4.85 | 116,152 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,975 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,271 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,202 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,597 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,774 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,248 |
| North American Sports Cities | 0 | - | 4.83 | 172,675 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,413 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,593 |
| Name a City - European Countries | 0 | - | 4.90 | 65,648 |
| Cities by Former Name | 0 | - | 4.83 | 91,744 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,497 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,772 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,424 |
| World Capitals by Map | 0 | - | 5.00 | 287,562 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,492 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,107 |
| Random Country to Capital | 0 | - | 4.98 | 923,135 |
| Capitals Starting With H | 0 | - | 4.91 | 92,745 |
| Capitals Starting With K | 0 | - | 4.88 | 83,798 |
| Capitals Starting With L | 0 | - | 4.81 | 88,268 |
| Capitals Starting With M | 0 | - | 4.93 | 108,103 |
| Capitals Starting With P | 0 | - | 4.88 | 78,368 |
| Capitals Starting With R | 0 | - | 4.87 | 81,993 |
| Capitals Starting With S | 0 | - | 4.90 | 85,975 |
| Capitals Starting With T | 0 | - | 4.84 | 76,327 |
| Capitals Starting With W | 0 | - | 4.87 | 91,408 |
| Capitals Starting With A | 0 | - | 4.97 | 128,317 |
| Capitals Starting With B | 0 | - | 4.89 | 118,736 |
| Capitals Starting With D | 0 | - | 4.93 | 96,649 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,940 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,637 |
| Olympic Host Countries | 0 | - | 4.98 | 201,158 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,135 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,736 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,966 |
| The Only European Country ... | 0 | - | 4.91 | 217,478 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,862 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,627 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,746 |
| Countries of Africa | 0 | - | 5.00 | 2,545,867 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,557 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,561 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,902 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,717 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,768 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,183 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,352 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,516 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,999 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,240 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,268 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,533 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,315 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,939 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,352 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,653 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,425 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,632 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,997 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,252 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,551 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,423 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,118 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,968 |
| Former Capitals | 0 | - | 4.88 | 71,533 |
| Capital Cities Chain | 0 | - | 4.84 | 82,982 |
| Coldest World Capitals | 0 | - | 4.95 | 133,671 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,786 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,493 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,958 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,133 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,441 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,025 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,455 |
| Countries of the Middle East | 0 | - | 4.96 | 201,748 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,597 |
| Slavic Countries | 0 | - | 4.96 | 111,910 |
| African Island Countries | 0 | - | 4.96 | 101,901 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,969 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,687 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 49,490 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,229 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,395 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,161 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,271 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,822 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,888 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,659 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,403 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,955 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,058 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,727 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,424 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,464 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,816 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,509 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,389 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,245 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,452 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,265 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,507 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,953 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,178 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,440 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,593 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,196 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,551 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,385 |
| Countries that Start with D | 0 | - | 4.96 | 712,024 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,990 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,236 |
| Countries that Start with H | 0 | - | 4.96 | 606,438 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,499 |
| Countries that Start with J | 0 | - | 4.98 | 604,031 |
| Countries that Start with K | 0 | - | 4.97 | 817,587 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,850 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,920 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,281 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,865 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,464 |
| Countries that Start with U | 0 | - | 4.97 | 905,794 |
| Countries that Start with V | 0 | - | 4.98 | 610,250 |
| Countries that Start with F | 0 | - | 4.83 | 618,892 |
