| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,705 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,132 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,965 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,520 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,365 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,259 |
| Random European Capital to Country | 0 | - | 4.98 | 189,685 |
| Random European Country to Capital | 0 | - | 4.92 | 147,777 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,607 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,728 |
| Random African Capital to Country | 0 | - | 4.97 | 99,974 |
| Random African Country to Capital | 0 | - | 4.94 | 70,448 |
| Every European Country Shape | 0 | - | 4.96 | 200,724 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,941 |
| Every African Country Shape | 0 | - | 4.90 | 86,517 |
| Europe Capital to Country | 0 | - | 4.99 | 248,687 |
| Asia Capital to Country | 0 | - | 4.96 | 126,091 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,991 |
| European Capitals by Map | 0 | - | 4.99 | 137,477 |
| African Capitals by Map | 0 | - | 4.99 | 132,729 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,650 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,542 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,913 |
| European Coastal Capitals | 0 | - | 4.95 | 90,042 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,322 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,998 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,619 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,555 |
| World Capitals Quiz | 0 | - | 5.00 | 5,046,742 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,804 |
| Random European Flag to Country | 0 | - | 4.89 | 181,440 |
| Random African Flag to Country | 0 | - | 4.88 | 74,462 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,985 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,912 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,650 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,512 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,438 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,886 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,758 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,957 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,388 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,399 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,954 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,710 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 34,042 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,498 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,593 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,789 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,426 |
| U.S. State Flags | 0 | - | 4.89 | 168,490 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,678 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,517 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,869 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 169,216 |
| Random African Countries on a Map | 0 | - | 4.99 | 294,513 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,953 |
| Random European Countries on a Map | 0 | - | 4.97 | 282,541 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,033 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,617 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,117 |
| Countries with Megacities | 0 | - | 4.99 | 248,622 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,986 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,459 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,366 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,414 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,021 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,355 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,469 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,983 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,962 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,180 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,039 |
| Countries by Capital City | 0 | - | 5.00 | 67,317 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,648 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,185 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,478 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,822 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,626 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,325 |
| Moved Capital Cities | 0 | - | 4.96 | 73,826 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,068 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 26,812 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,366 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,471 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,438 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,379 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,503 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,594 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 157,265 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,223 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,885 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,420 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,771 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,158 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,786 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,974 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.80 | 55,690 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,084 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,539 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,550 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,230 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,759 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,248 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,034 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,036 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,583 |
| North American Sports Cities | 0 | - | 4.83 | 171,296 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,020 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,986 |
| Cities by Former Name | 0 | - | 4.84 | 91,207 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,181 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,401 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,390 |
| World Capitals by Map | 0 | - | 5.00 | 284,544 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,917 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,042 |
| Random Country to Capital | 0 | - | 4.98 | 914,385 |
| Capitals Starting With H | 0 | - | 4.90 | 91,659 |
| Capitals Starting With K | 0 | - | 4.85 | 75,899 |
| Capitals Starting With L | 0 | - | 4.81 | 87,081 |
| Capitals Starting With M | 0 | - | 4.93 | 106,493 |
| Capitals Starting With P | 0 | - | 4.88 | 77,400 |
| Capitals Starting With R | 0 | - | 4.87 | 81,168 |
| Capitals Starting With S | 0 | - | 4.89 | 85,023 |
| Capitals Starting With T | 0 | - | 4.84 | 75,491 |
| Capitals Starting With W | 0 | - | 4.89 | 90,809 |
| Capitals Starting With A | 0 | - | 4.97 | 126,845 |
| Capitals Starting With B | 0 | - | 4.89 | 117,552 |
| Capitals Starting With D | 0 | - | 4.93 | 95,639 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,002 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,751 |
| Olympic Host Countries | 0 | - | 4.98 | 199,393 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,177 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,174 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,531 |
| The Only European Country ... | 0 | - | 4.91 | 214,893 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,907 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,175 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,425 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,434 |
| Countries of Africa | 0 | - | 5.00 | 2,518,361 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,121 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,041 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,700 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,303 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,774 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,289 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,677 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,853 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,887 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,889 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,616 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,490 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,854 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,734 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,982 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,479 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,414 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,987 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,483 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,767 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,337 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,022 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,510 |
| Former Capitals | 0 | - | 4.88 | 71,257 |
| Capital Cities Chain | 0 | - | 4.84 | 82,177 |
| Coldest World Capitals | 0 | - | 4.95 | 133,185 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,069 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,252 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,285 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,542 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,810 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,186 |
| Countries of the Middle East | 0 | - | 4.96 | 199,698 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,641 |
| Slavic Countries | 0 | - | 4.96 | 111,170 |
| African Island Countries | 0 | - | 4.96 | 101,089 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,640 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,178 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,535 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,450 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,496 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,242 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,202 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,897 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,639 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,132 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,105 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,056 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,149 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,356 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,458 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,633 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,835 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,606 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,682 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,533 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,773 |
| South America Flags Map Quiz | 0 | - | 4.95 | 87,086 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,834 |
