| Random Capital to Country | 0 | - | 4.99 | 2,577,595 |
| Random Country to Capital | 0 | - | 4.98 | 911,394 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,497 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,029 |
| Capital Cities Chain | 0 | - | 4.84 | 81,898 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,968 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,085 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,462 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,250 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,327 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,316 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,580 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,553 |
| Random European City to Country | 0 | - | 4.69 | 116,299 |
| Random Asian City to Country | 0 | - | 4.56 | 44,388 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,481 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,139 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 20,836 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,503 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,305 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,640 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,659 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,026 |
| Name a Valid African Country | 0 | - | 4.98 | 152,911 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,201 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,648 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,523 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,053 |
| Countries with Megacities | 0 | - | 4.99 | 246,628 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,980 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,837 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,407 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,780 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,718 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,903 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,627 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,581 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,573 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,386 |
| Countries by Capital City | 0 | - | 5.00 | 66,586 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,305 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,885 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,279 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,396 |
| Moved Capital Cities | 0 | - | 4.96 | 73,566 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,517 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,006 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,892 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,934 |
| Random European Capital to Country | 0 | - | 4.98 | 189,166 |
| Random European Country to Capital | 0 | - | 4.92 | 147,413 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,343 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,376 |
| Random African Capital to Country | 0 | - | 4.97 | 99,716 |
| Random African Country to Capital | 0 | - | 4.94 | 70,225 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,943 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,278 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,090 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,793 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,851 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,839 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,453 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,558 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,220 |
| Resort Towns by Country | 0 | - | 4.30 | 39,919 |
| North American Sports Cities | 0 | - | 4.83 | 170,863 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,908 |
| Random U.S. City to State | 0 | - | 4.45 | 75,302 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,705 |
| Name a City - European Countries | 0 | - | 4.92 | 64,357 |
| Cities by Former Name | 0 | - | 4.84 | 90,946 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,005 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,650 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,227 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,896 |
| World Capitals by Map | 0 | - | 5.00 | 283,112 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,643 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,255 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,610 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,805 |
| Capitals Starting With H | 0 | - | 4.90 | 90,729 |
| Capitals Starting With K | 0 | - | 4.85 | 75,660 |
| Capitals Starting With L | 0 | - | 4.81 | 86,806 |
| Capitals Starting With M | 0 | - | 4.93 | 106,014 |
| Capitals Starting With P | 0 | - | 4.88 | 77,165 |
| Capitals Starting With R | 0 | - | 4.87 | 80,953 |
| Capitals Starting With S | 0 | - | 4.89 | 84,786 |
| Capitals Starting With T | 0 | - | 4.84 | 75,275 |
| Capitals Starting With W | 0 | - | 4.89 | 90,594 |
| Capitals Starting With A | 0 | - | 4.97 | 126,518 |
| Capitals Starting With B | 0 | - | 4.89 | 117,260 |
| Capitals Starting With D | 0 | - | 4.93 | 95,359 |
| Which City in Europe? | 0 | - | 4.83 | 106,602 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,919 |
| Olympic Host Countries | 0 | - | 4.98 | 198,851 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,793 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,494 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,337 |
| The Only European Country ... | 0 | - | 4.91 | 213,748 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,067 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,474 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,187 |
| Countries of Africa | 0 | - | 5.00 | 2,506,944 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,529 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,866 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,170 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,837 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,655 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,619 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,333 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,970 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,174 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,124 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,279 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,883 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,368 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,552 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,272 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,422 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,261 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,237 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,579 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,543 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,780 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,183 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,087 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,568 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,019 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,299 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,324 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,167 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,072 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,773 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,653 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,314 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,127 |
| Former Capitals | 0 | - | 4.88 | 71,130 |
| Europe Capital to Country | 0 | - | 4.99 | 247,538 |
| Asia Capital to Country | 0 | - | 4.96 | 125,719 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,415 |
| European Capitals by Map | 0 | - | 4.99 | 136,192 |
| African Capitals by Map | 0 | - | 4.99 | 132,119 |
| Coldest World Capitals | 0 | - | 4.95 | 133,035 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,105 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,155 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,583 |
| European Coastal Capitals | 0 | - | 4.95 | 89,717 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,173 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,707 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,713 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,409 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,773 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,171 |
| Which City in Canada? | 0 | - | 4.83 | 56,647 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,258 |
| Countries of the Middle East | 0 | - | 4.96 | 198,855 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,224 |
| Slavic Countries | 0 | - | 4.96 | 110,829 |
| Countries by Emojis | 0 | - | 4.99 | 236,081 |
| African Island Countries | 0 | - | 4.96 | 100,761 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,086 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,487 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,318 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,968 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,085 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,056 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,354 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,680 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,458 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,057 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,755 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,585 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,681 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,736 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,139 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,143 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,263 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,543 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,236 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,378 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,212 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,488 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,855 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,871 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,947 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,804 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,963 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,814 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,358 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,125 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,569 |
| Official Cities in the UK | 0 | - | 4.89 | 280,449 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,094 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,132 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,785 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,638 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,392 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,086 |
