| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,350 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,931 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,077 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,751 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,793 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,801 |
| Random European Capital to Country | 0 | - | 4.98 | 191,457 |
| Random European Country to Capital | 0 | - | 4.93 | 165,395 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,611 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,006 |
| Random African Capital to Country | 0 | - | 4.97 | 100,920 |
| Random African Country to Capital | 0 | - | 4.94 | 71,384 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,962 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,196 |
| Europe Capital to Country | 0 | - | 4.99 | 250,889 |
| Asia Capital to Country | 0 | - | 4.96 | 126,876 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,208 |
| European Capitals by Map | 0 | - | 4.99 | 139,981 |
| African Capitals by Map | 0 | - | 4.99 | 134,174 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,639 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,297 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,638 |
| European Coastal Capitals | 0 | - | 4.95 | 90,823 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,674 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,868 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,563 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,926 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,712 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,942 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,590 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,680 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,591 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,715 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,213 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,527 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,035 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,299 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,554 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,414 |
| Capitals of the Stans | 0 | - | 4.95 | 26,919 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,939 |
| Countries with Megacities | 0 | - | 4.99 | 264,656 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,773 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,494 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,036 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,565 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,570 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,311 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,038 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,251 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,553 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,559 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,695 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,509 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,333 |
| Countries by Capital City | 0 | - | 5.00 | 68,650 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,383 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,826 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,420 |
| Moved Capital Cities | 0 | - | 4.96 | 74,353 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,885 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,736 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,642 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,512 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,300 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,700 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,698 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,455 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,034 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,157 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,633,061 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,781 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,593 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,658 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,548 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,952 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,228 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,172 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,579 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,753 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,235 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,777 |
| North American Sports Cities | 0 | - | 4.83 | 172,653 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,400 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,556 |
| Name a City - European Countries | 0 | - | 4.90 | 65,623 |
| Name a Valid World City | 0 | - | 4.83 | 71,476 |
| Cities by Former Name | 0 | - | 4.83 | 91,730 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,487 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,760 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,404 |
| World Capitals by Map | 0 | - | 5.00 | 287,479 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,478 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,773 |
| Random Country to Capital | 0 | - | 4.98 | 922,856 |
| Capitals Starting With H | 0 | - | 4.91 | 92,729 |
| Capitals Starting With K | 0 | - | 4.88 | 83,774 |
| Capitals Starting With L | 0 | - | 4.81 | 88,255 |
| Capitals Starting With M | 0 | - | 4.93 | 108,075 |
| Capitals Starting With P | 0 | - | 4.88 | 78,351 |
| Capitals Starting With R | 0 | - | 4.87 | 81,983 |
| Capitals Starting With S | 0 | - | 4.90 | 85,957 |
| Capitals Starting With T | 0 | - | 4.84 | 76,312 |
| Capitals Starting With W | 0 | - | 4.86 | 91,400 |
| Capitals Starting With A | 0 | - | 4.97 | 128,299 |
| Capitals Starting With B | 0 | - | 4.89 | 118,719 |
| Capitals Starting With D | 0 | - | 4.93 | 96,635 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,581 |
| Olympic Host Countries | 0 | - | 4.98 | 201,121 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,107 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,689 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,822 |
| The Only European Country ... | 0 | - | 4.91 | 217,409 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,812 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,589 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,743 |
| Countries of Africa | 0 | - | 5.00 | 2,545,097 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,386 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,799 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,904 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,023 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,044 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,939 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,084 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,935 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,310 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,186 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,483 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,883 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,706 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,747 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,165 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,342 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,500 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,991 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,210 |
| Megacities on a World Map | 0 | - | 4.98 | 255,365 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,463 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,192 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,239 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,986 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,246 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,516 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,307 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,925 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,340 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,646 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,417 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,263 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,493 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,952 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,173 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,628 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,196 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,506 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,396 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,101 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,949 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,424 |
| Former Capitals | 0 | - | 4.88 | 71,521 |
| Capital Cities Chain | 0 | - | 4.83 | 82,956 |
| Coldest World Capitals | 0 | - | 4.95 | 133,657 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,777 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,941 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,118 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,927 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,765 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,386 |
| Countries of the Middle East | 0 | - | 4.96 | 201,697 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,563 |
| Slavic Countries | 0 | - | 4.96 | 111,882 |
| African Island Countries | 0 | - | 4.96 | 101,876 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,964 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,645 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,463 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,208 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,369 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,873 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,243 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,799 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,846 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,622 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,361 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,930 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,029 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,716 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,403 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,442 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,798 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,486 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,368 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,227 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,440 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,066 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,113 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,416 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,537 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,341 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,650 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,457 |
