| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,588 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,264 |
| Europe Capital to Country | 0 | - | 4.99 | 247,285 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,295 |
| European Capitals by Map | 0 | - | 4.99 | 135,951 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,073 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,524 |
| European Coastal Capitals | 0 | - | 4.95 | 89,647 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,532 |
| Official Cities in the UK | 0 | - | 4.89 | 280,151 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,328 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,010 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,648 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,705 |
| Cities in European History #1 | 0 | - | 4.63 | 132,960 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,088 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,668 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,690 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,609 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.78 | 68,502 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,151 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,954 |
| Random European Capital to Country | 0 | - | 4.98 | 189,061 |
| Random European Country to Capital | 0 | - | 4.92 | 147,335 |
| Name a City - European Countries | 0 | - | 4.92 | 64,273 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,408 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,867 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,740 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,682 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,707 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,246 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,654 |
| Former Capitals | 0 | - | 4.88 | 71,090 |
| Asia Capital to Country | 0 | - | 4.96 | 125,630 |
| African Capitals by Map | 0 | - | 4.99 | 132,056 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,973 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,147 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,403 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,379 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,175 |
| Olympian Gods Quiz | 0 | - | 4.96 | 494,761 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,717 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,263 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,823 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,513 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,543 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,080 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,369 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,269 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,304 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,070 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,582 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,710 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,903 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,300 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,673 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,566 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,205 |
| Capitals of the Stans | 0 | - | 4.95 | 26,365 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,309 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,086 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,151 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,571 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,026 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,312 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,130 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,701 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,281 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,331 |
| Random African Capital to Country | 0 | - | 4.97 | 99,677 |
| Random African Country to Capital | 0 | - | 4.94 | 70,154 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,646 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.87 | 94,152 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,803 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,706 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,936 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,963 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,774 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,209 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,578 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,432 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,215 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,820 |
| Which City in Europe? | 0 | - | 4.83 | 106,549 |
| Boroughs of London | 0 | - | 4.63 | 86,960 |
| London Geography | 0 | - | 4.47 | 59,419 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,080 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,411 |
| Countries of the German Empire | 0 | - | 4.51 | 37,622 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,579 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,360 |
| Byzantine History | 0 | - | 4.91 | 28,583 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,032 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,535 |
| North American Sports Cities | 0 | - | 4.83 | 170,755 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,881 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,581 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,770 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,505 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,640 |
| Name a Valid World City | 0 | - | 4.83 | 70,006 |
| Cities by Former Name | 0 | - | 4.84 | 90,872 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,641 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,817 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,567 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,187 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,519 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,481 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,232 |
| Countries by Capital City | 0 | - | 5.00 | 66,469 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,228 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,808 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,340 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,782 |
| Moved Capital Cities | 0 | - | 4.96 | 73,512 |
| World Capitals by Map | 0 | - | 5.00 | 282,833 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,599 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,282 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,165 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,346 |
| Random Country to Capital | 0 | - | 4.98 | 910,543 |
| Capitals Starting With H | 0 | - | 4.90 | 88,948 |
| Capitals Starting With K | 0 | - | 4.85 | 75,484 |
| Capitals Starting With M | 0 | - | 4.93 | 105,781 |
| Capitals Starting With P | 0 | - | 4.88 | 77,008 |
| Capitals Starting With R | 0 | - | 4.87 | 80,807 |
| Capitals Starting With S | 0 | - | 4.89 | 84,614 |
| Capitals Starting With T | 0 | - | 4.84 | 75,140 |
| Capitals Starting With W | 0 | - | 4.89 | 90,464 |
| Capitals Starting With A | 0 | - | 4.97 | 126,294 |
| Capitals Starting With B | 0 | - | 4.89 | 117,055 |
| Capitals Starting With D | 0 | - | 4.93 | 95,146 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,097 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,075 |
| Which City in Canada? | 0 | - | 4.82 | 56,606 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,359 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,292 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,059 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,789 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,061 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,048 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,238 |
| Biggest European Cities by Century | 0 | - | 4.98 | 134,470 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,834 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,627 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,161 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,184 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,510 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,489 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,721 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,101 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,262 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,545 |
| North America Cities by Map | 0 | - | 4.41 | 47,593 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,792 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,002 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,095 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,883 |
| Random European City to Country | 0 | - | 4.69 | 116,223 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,501 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,117 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,273 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,279 |
| Capital Cities Chain | 0 | - | 4.84 | 81,804 |
| Coldest World Capitals | 0 | - | 4.95 | 132,982 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,691 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,877 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,097 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,818 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,692 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,522 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,183 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,898 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,807 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,686 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,900 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,766 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,749 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,278 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,663 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,467 |
| British Places A-Z | 0 | - | 4.29 | 79,575 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,666 |
| South American Cities on the Map | 0 | - | 4.57 | 35,228 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,568 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,599 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,586 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,541 |
| Random U.S. City to State | 0 | - | 4.45 | 75,187 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,041 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,089 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,768 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,433 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 21,953 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,115 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,038 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,257 |
