| Random European Capital to Country | 0 | - | 4.98 | 189,282 |
| Random European Country to Capital | 0 | - | 4.92 | 147,504 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,425 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,455 |
| 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 | 225,321 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,947 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,474 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,141 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,138 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,104 |
| Europe Capital to Country | 0 | - | 4.99 | 247,996 |
| Asia Capital to Country | 0 | - | 4.96 | 125,789 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,515 |
| European Capitals by Map | 0 | - | 4.99 | 136,393 |
| African Capitals by Map | 0 | - | 4.99 | 132,229 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,181 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,235 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,661 |
| European Coastal Capitals | 0 | - | 4.95 | 89,803 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,204 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,901 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,925 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,434 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,288 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,648 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,859 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,920 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,422 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,968 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,689 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,440 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,159 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,202 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,735 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,484 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,796 |
| Capitals of the Stans | 0 | - | 4.95 | 26,426 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,299 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,590 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,240 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,423 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,691 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,447 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,752 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,400 |
| Countries with Megacities | 0 | - | 4.99 | 247,181 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,242 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,060 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,675 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,981 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,821 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,984 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,676 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,629 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,667 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,493 |
| Countries by Capital City | 0 | - | 5.00 | 66,700 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,360 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,925 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,520 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,497 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,431 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,211 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,781 |
| Moved Capital Cities | 0 | - | 4.96 | 73,605 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,261 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,246 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,623 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,132 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,560 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,897 |
| Countries that Beat China | 0 | - | 4.86 | 114,746 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,485 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,873 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,994 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,926 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,514 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,645 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,318 |
| North American Sports Cities | 0 | - | 4.83 | 170,942 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,927 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,763 |
| Name a City - European Countries | 0 | - | 4.92 | 64,449 |
| Cities by Former Name | 0 | - | 4.84 | 91,000 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,702 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,255 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,990 |
| World Capitals by Map | 0 | - | 5.00 | 283,303 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,695 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,453 |
| Random Country to Capital | 0 | - | 4.98 | 911,880 |
| Capitals Starting With H | 0 | - | 4.90 | 91,141 |
| Capitals Starting With K | 0 | - | 4.85 | 75,713 |
| Capitals Starting With L | 0 | - | 4.81 | 86,869 |
| Capitals Starting With M | 0 | - | 4.93 | 106,124 |
| Capitals Starting With P | 0 | - | 4.88 | 77,224 |
| Capitals Starting With R | 0 | - | 4.87 | 81,001 |
| Capitals Starting With S | 0 | - | 4.89 | 84,838 |
| Capitals Starting With T | 0 | - | 4.84 | 75,324 |
| Capitals Starting With W | 0 | - | 4.89 | 90,632 |
| Capitals Starting With A | 0 | - | 4.97 | 126,585 |
| Capitals Starting With B | 0 | - | 4.89 | 117,331 |
| Capitals Starting With D | 0 | - | 4.93 | 95,420 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,404 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,076 |
| Olympic Host Countries | 0 | - | 4.98 | 198,936 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,842 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,637 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,785 |
| The Only European Country ... | 0 | - | 4.91 | 213,950 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,215 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,616 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,230 |
| Countries of Africa | 0 | - | 5.00 | 2,508,914 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,178 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,286 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,170 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,382 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,987 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,440 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,630 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,328 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,578 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,522 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,338 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,316 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,649 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,596 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,849 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,253 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,326 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,387 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,227 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,191 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,876 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,724 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,365 |
| Former Capitals | 0 | - | 4.88 | 71,153 |
| Capital Cities Chain | 0 | - | 4.84 | 81,947 |
| Coldest World Capitals | 0 | - | 4.95 | 133,062 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,820 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,262 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 20,919 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,022 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,486 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,137 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,427 |
| Countries of the Middle East | 0 | - | 4.96 | 199,005 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,297 |
| Slavic Countries | 0 | - | 4.96 | 110,888 |
| African Island Countries | 0 | - | 4.96 | 100,820 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,510 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,536 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,073 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,164 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,168 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,161 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,767 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,528 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,175 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,827 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,666 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,734 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,808 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,165 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,192 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,325 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,605 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,314 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,449 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,288 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,519 |
| 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 | 72,594 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,028 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,255 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,344 |
| Countries that Start with A | 0 | - | 4.97 | 2,147,326 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,296 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,678 |
| Countries that Start with D | 0 | - | 4.96 | 701,796 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,805 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,133 |
| Countries that Start with H | 0 | - | 4.96 | 598,165 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,511 |
| Countries that Start with J | 0 | - | 4.98 | 596,218 |
| Countries that Start with K | 0 | - | 4.97 | 809,570 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,122 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,986 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,773 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,812 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,377 |
| Countries that Start with U | 0 | - | 4.97 | 900,045 |
| Countries that Start with V | 0 | - | 4.98 | 605,208 |
| Countries that Start with F | 0 | - | 4.83 | 612,351 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,601 |
