| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,180 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,628 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,913 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,952 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,169 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,683 |
| Random European Capital to Country | 0 | - | 4.98 | 190,961 |
| Random European Country to Capital | 0 | - | 4.93 | 165,172 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,470 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,774 |
| Random African Capital to Country | 0 | - | 4.97 | 100,759 |
| Random African Country to Capital | 0 | - | 4.94 | 71,250 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,727 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,400 |
| Europe Capital to Country | 0 | - | 4.99 | 250,396 |
| Asia Capital to Country | 0 | - | 4.96 | 126,688 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,917 |
| European Capitals by Map | 0 | - | 4.99 | 139,296 |
| African Capitals by Map | 0 | - | 4.99 | 133,824 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,445 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,105 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,448 |
| European Coastal Capitals | 0 | - | 4.95 | 90,626 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,601 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,101 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,109 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,844 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,480 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,962 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,586 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,523 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,917 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,503 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,063 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,298 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,860 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,201 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,393 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,310 |
| Capitals of the Stans | 0 | - | 4.95 | 26,851 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,542 |
| Countries with Megacities | 0 | - | 4.99 | 263,600 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,378 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,289 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,657 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,329 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,185 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,954 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,826 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,115 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,278 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,432 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,525 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,266 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,045 |
| Countries by Capital City | 0 | - | 5.00 | 68,324 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,191 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,669 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,225 |
| Moved Capital Cities | 0 | - | 4.96 | 74,223 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,653 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,427 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,573 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,372 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,174 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,385 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,523 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,093 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,430 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,522 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,624,767 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,516 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,530 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,521 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,480 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,743 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,858 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,936 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,415 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,565 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,097 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,798 |
| North American Sports Cities | 0 | - | 4.83 | 172,409 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,333 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,411 |
| Name a City - European Countries | 0 | - | 4.90 | 65,406 |
| Name a Valid World City | 0 | - | 4.83 | 71,247 |
| Cities by Former Name | 0 | - | 4.83 | 91,591 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,409 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,667 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,236 |
| World Capitals by Map | 0 | - | 5.00 | 286,553 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,331 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,960 |
| Random Country to Capital | 0 | - | 4.98 | 920,896 |
| Capitals Starting With H | 0 | - | 4.91 | 92,598 |
| Capitals Starting With K | 0 | - | 4.88 | 83,570 |
| Capitals Starting With L | 0 | - | 4.81 | 88,127 |
| Capitals Starting With M | 0 | - | 4.93 | 107,851 |
| Capitals Starting With P | 0 | - | 4.88 | 78,239 |
| Capitals Starting With R | 0 | - | 4.87 | 81,869 |
| Capitals Starting With S | 0 | - | 4.90 | 85,823 |
| Capitals Starting With T | 0 | - | 4.85 | 76,194 |
| Capitals Starting With W | 0 | - | 4.87 | 91,322 |
| Capitals Starting With A | 0 | - | 4.97 | 128,111 |
| Capitals Starting With B | 0 | - | 4.89 | 118,549 |
| Capitals Starting With D | 0 | - | 4.93 | 96,488 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,116 |
| Olympic Host Countries | 0 | - | 4.98 | 200,794 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,866 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,318 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,607 |
| The Only European Country ... | 0 | - | 4.91 | 216,746 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,345 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,198 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,663 |
| Countries of Africa | 0 | - | 5.00 | 2,538,139 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,352 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,760 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,888 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,857 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,007 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,836 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,747 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,185 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,146 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,887 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,661 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,625 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,481 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,922 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,187 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,332 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,907 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,000 |
| Megacities on a World Map | 0 | - | 4.98 | 254,674 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,396 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,971 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,741 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,843 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,031 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,316 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,207 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,771 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,265 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,556 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,275 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,246 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,407 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,877 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,147 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,567 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,011 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,108 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,138 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,922 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,818 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,229 |
| Former Capitals | 0 | - | 4.88 | 71,467 |
| Capital Cities Chain | 0 | - | 4.84 | 82,766 |
| Coldest World Capitals | 0 | - | 4.95 | 133,574 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,592 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,797 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,922 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,616 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,037 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,810 |
| Countries of the Middle East | 0 | - | 4.96 | 201,232 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,332 |
| Slavic Countries | 0 | - | 4.96 | 111,701 |
| African Island Countries | 0 | - | 4.96 | 101,663 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,893 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,285 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,084 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,003 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,155 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,633 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,940 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,541 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,567 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,161 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,040 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,703 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,781 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,626 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,252 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,240 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,617 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,285 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,183 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,025 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,294 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,020 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,968 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,307 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,318 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,042 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,462 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,114 |
