| Random Capital to Country | 0 | - | 4.99 | 2,579,302 |
| Random Country to Capital | 0 | - | 4.98 | 912,343 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,660 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,484 |
| Capital Cities Chain | 0 | - | 4.84 | 81,977 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,059 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,137 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,496 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,398 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,456 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,413 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,766 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,459 |
| Random European City to Country | 0 | - | 4.69 | 116,724 |
| Random Asian City to Country | 0 | - | 4.56 | 44,402 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,644 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,374 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,014 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,600 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,674 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,720 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,155 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,129 |
| Name a Valid African Country | 0 | - | 4.98 | 153,048 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,364 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,125 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,905 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,581 |
| Countries with Megacities | 0 | - | 4.99 | 247,484 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,428 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,176 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,838 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,098 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,931 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,093 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,734 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,686 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,757 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,587 |
| Countries by Capital City | 0 | - | 5.00 | 66,802 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,417 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,972 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,708 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,469 |
| Moved Capital Cities | 0 | - | 4.96 | 73,650 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,717 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,150 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,938 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,077 |
| Random European Capital to Country | 0 | - | 4.98 | 189,365 |
| Random European Country to Capital | 0 | - | 4.92 | 147,583 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,453 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,525 |
| Random African Capital to Country | 0 | - | 4.97 | 99,784 |
| Random African Country to Capital | 0 | - | 4.94 | 70,290 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,062 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,358 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,188 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,994 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,240 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,005 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,552 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,785 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,390 |
| Resort Towns by Country | 0 | - | 4.30 | 39,931 |
| North American Sports Cities | 0 | - | 4.83 | 171,007 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,945 |
| Random U.S. City to State | 0 | - | 4.45 | 75,433 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,805 |
| Name a City - European Countries | 0 | - | 4.92 | 64,527 |
| Cities by Former Name | 0 | - | 4.84 | 91,043 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,946 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,578 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,731 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,276 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,059 |
| World Capitals by Map | 0 | - | 5.00 | 283,662 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,733 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,320 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,678 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,951 |
| Capitals Starting With H | 0 | - | 4.90 | 91,312 |
| Capitals Starting With K | 0 | - | 4.85 | 75,749 |
| Capitals Starting With L | 0 | - | 4.81 | 86,917 |
| Capitals Starting With M | 0 | - | 4.93 | 106,197 |
| Capitals Starting With P | 0 | - | 4.88 | 77,255 |
| Capitals Starting With R | 0 | - | 4.87 | 81,040 |
| Capitals Starting With S | 0 | - | 4.89 | 84,877 |
| Capitals Starting With T | 0 | - | 4.84 | 75,358 |
| Capitals Starting With W | 0 | - | 4.89 | 90,669 |
| Capitals Starting With A | 0 | - | 4.97 | 126,643 |
| Capitals Starting With B | 0 | - | 4.89 | 117,376 |
| Capitals Starting With D | 0 | - | 4.93 | 95,475 |
| Which City in Europe? | 0 | - | 4.83 | 106,787 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,203 |
| Olympic Host Countries | 0 | - | 4.98 | 199,011 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,895 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,719 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,134 |
| The Only European Country ... | 0 | - | 4.91 | 214,111 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,326 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,733 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,256 |
| Countries of Africa | 0 | - | 5.00 | 2,510,555 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,693 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,974 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,252 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,919 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,735 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,801 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,339 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,308 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,370 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,196 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,461 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,055 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,487 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,675 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,346 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,597 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,403 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,353 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,698 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,635 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,891 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,308 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,160 |
| Southernmost Major Cities | 0 | - | 4.47 | 55,012 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,620 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,037 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,340 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,435 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,272 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,277 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,988 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,776 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,386 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,352 |
| Former Capitals | 0 | - | 4.88 | 71,171 |
| Europe Capital to Country | 0 | - | 4.99 | 248,131 |
| Asia Capital to Country | 0 | - | 4.96 | 125,835 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,626 |
| European Capitals by Map | 0 | - | 4.99 | 136,670 |
| African Capitals by Map | 0 | - | 4.99 | 132,303 |
| Coldest World Capitals | 0 | - | 4.95 | 133,078 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,310 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,306 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,723 |
| European Coastal Capitals | 0 | - | 4.95 | 89,866 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,224 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,195 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,065 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,456 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,872 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,313 |
| Which City in Canada? | 0 | - | 4.82 | 56,741 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,561 |
| Countries of the Middle East | 0 | - | 4.96 | 199,130 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,362 |
| Slavic Countries | 0 | - | 4.96 | 110,935 |
| Countries by Emojis | 0 | - | 4.99 | 236,885 |
| African Island Countries | 0 | - | 4.96 | 100,865 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,176 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,536 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,675 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,144 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,209 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,218 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,927 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,859 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,597 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,259 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,888 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,738 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,792 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,882 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,190 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,234 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,392 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,645 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,369 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,482 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,336 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,559 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,894 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,123 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,132 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,967 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,053 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,865 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,504 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,203 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,674 |
| Official Cities in the UK | 0 | - | 4.89 | 280,852 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,152 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,640 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,194 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,489 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,261 |
