| Random Capital to Country | 0 | - | 4.99 | 2,579,345 |
| Random Country to Capital | 0 | - | 4.98 | 912,378 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,689 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,616 |
| Capital Cities Chain | 0 | - | 4.84 | 81,977 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,061 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,141 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,497 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,400 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,457 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,414 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,781 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,497 |
| 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 | 131,645 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,375 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,015 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,603 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,684 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,723 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,160 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,130 |
| Name a Valid African Country | 0 | - | 4.98 | 153,052 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,367 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,150 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,911 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,587 |
| Countries with Megacities | 0 | - | 4.99 | 247,492 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,430 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,176 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,845 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,103 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,934 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,095 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,736 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,687 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,759 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,587 |
| Countries by Capital City | 0 | - | 5.00 | 66,806 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,417 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,975 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,710 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,474 |
| Moved Capital Cities | 0 | - | 4.96 | 73,652 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,718 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,152 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,940 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,080 |
| Random European Capital to Country | 0 | - | 4.98 | 189,369 |
| Random European Country to Capital | 0 | - | 4.92 | 147,583 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,454 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,528 |
| 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 | 89,068 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,363 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,190 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,998 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,248 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,008 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,554 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,791 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,391 |
| Resort Towns by Country | 0 | - | 4.30 | 39,933 |
| North American Sports Cities | 0 | - | 4.83 | 171,012 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,947 |
| Random U.S. City to State | 0 | - | 4.45 | 75,434 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,805 |
| Name a City - European Countries | 0 | - | 4.92 | 64,530 |
| Cities by Former Name | 0 | - | 4.84 | 91,043 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,969 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,605 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,732 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,276 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,064 |
| World Capitals by Map | 0 | - | 5.00 | 283,675 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,735 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,322 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,678 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,952 |
| Capitals Starting With H | 0 | - | 4.90 | 91,316 |
| Capitals Starting With K | 0 | - | 4.85 | 75,752 |
| Capitals Starting With L | 0 | - | 4.81 | 86,918 |
| Capitals Starting With M | 0 | - | 4.93 | 106,200 |
| 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 | 84,878 |
| Capitals Starting With T | 0 | - | 4.84 | 75,359 |
| Capitals Starting With W | 0 | - | 4.89 | 90,670 |
| Capitals Starting With A | 0 | - | 4.97 | 126,644 |
| 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 | 106,790 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,207 |
| Olympic Host Countries | 0 | - | 4.98 | 199,017 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,895 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,725 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,150 |
| The Only European Country ... | 0 | - | 4.91 | 214,115 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,328 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,738 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,257 |
| Countries of Africa | 0 | - | 5.00 | 2,510,642 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,697 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,978 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,257 |
| 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 | 162,803 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,339 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,313 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,373 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,198 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,463 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,057 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,490 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,677 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,348 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,599 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,407 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,356 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,700 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,637 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,892 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,312 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,160 |
| Southernmost Major Cities | 0 | - | 4.47 | 55,107 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,621 |
| 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 | 109,437 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,272 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,282 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,991 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,779 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,386 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,355 |
| Former Capitals | 0 | - | 4.88 | 71,173 |
| Europe Capital to Country | 0 | - | 4.99 | 248,137 |
| Asia Capital to Country | 0 | - | 4.96 | 125,840 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,626 |
| European Capitals by Map | 0 | - | 4.99 | 136,676 |
| African Capitals by Map | 0 | - | 4.99 | 132,313 |
| Coldest World Capitals | 0 | - | 4.95 | 133,080 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,314 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,309 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,726 |
| European Coastal Capitals | 0 | - | 4.95 | 89,867 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,225 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,199 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,068 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,456 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,877 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,315 |
| Which City in Canada? | 0 | - | 4.82 | 56,741 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,570 |
| Countries of the Middle East | 0 | - | 4.96 | 199,136 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,365 |
| Slavic Countries | 0 | - | 4.96 | 110,937 |
| Countries by Emojis | 0 | - | 4.99 | 236,889 |
| African Island Countries | 0 | - | 4.96 | 100,867 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,176 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,539 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,681 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,147 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,211 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,224 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,949 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,864 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,600 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,265 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,888 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,746 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,793 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,885 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,192 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,237 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,394 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,647 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,371 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,484 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,338 |
| 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 | 231,127 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,133 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,968 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,055 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,865 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,507 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,205 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,676 |
| Official Cities in the UK | 0 | - | 4.89 | 280,860 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,152 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,650 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,202 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,732 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,493 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,263 |
