| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,213 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,642 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,360 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,632 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,507 |
| Random European Capital to Country | 0 | - | 4.98 | 190,543 |
| Random European Country to Capital | 0 | - | 4.93 | 164,299 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,110 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,519 |
| Random African Capital to Country | 0 | - | 4.97 | 100,417 |
| Random African Country to Capital | 0 | - | 4.94 | 70,987 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,331 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,149 |
| Europe Capital to Country | 0 | - | 4.99 | 249,434 |
| Asia Capital to Country | 0 | - | 4.96 | 126,390 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,491 |
| European Capitals by Map | 0 | - | 4.99 | 138,395 |
| African Capitals by Map | 0 | - | 4.99 | 133,186 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,975 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,816 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,182 |
| European Coastal Capitals | 0 | - | 4.95 | 90,312 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,469 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,965 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,407 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,704 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,360 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,672 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,196 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,277 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,912 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,207 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,851 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,933 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,654 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,041 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,031 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,140 |
| Capitals of the Stans | 0 | - | 4.95 | 26,701 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,784 |
| Countries with Megacities | 0 | - | 4.99 | 250,001 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,638 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,856 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,942 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,838 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,771 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,806 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,466 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,863 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,867 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,200 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,223 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,870 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,493 |
| Countries by Capital City | 0 | - | 5.00 | 67,827 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,915 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,419 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,906 |
| Moved Capital Cities | 0 | - | 4.96 | 74,004 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,230 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,973 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,355 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,104 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,018 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,812 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,269 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 144,201 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,419 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,496 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,455 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.77 | 10,587 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,612,250 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,159 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,422 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,268 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,474 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,264 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,598 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,224 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,293 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,849 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,171 |
| North American Sports Cities | 0 | - | 4.83 | 171,699 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,196 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,199 |
| Name a City - European Countries | 0 | - | 4.90 | 65,130 |
| Name a Valid World City | 0 | - | 4.83 | 70,875 |
| Cities by Former Name | 0 | - | 4.83 | 91,395 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,302 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,542 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,813 |
| World Capitals by Map | 0 | - | 5.00 | 285,392 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,112 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,085 |
| Random Country to Capital | 0 | - | 4.98 | 917,379 |
| Capitals Starting With H | 0 | - | 4.90 | 91,899 |
| Capitals Starting With K | 0 | - | 4.85 | 76,073 |
| Capitals Starting With L | 0 | - | 4.81 | 87,302 |
| Capitals Starting With M | 0 | - | 4.93 | 106,834 |
| Capitals Starting With P | 0 | - | 4.88 | 77,578 |
| Capitals Starting With R | 0 | - | 4.87 | 81,337 |
| Capitals Starting With S | 0 | - | 4.89 | 85,214 |
| Capitals Starting With T | 0 | - | 4.84 | 75,685 |
| Capitals Starting With W | 0 | - | 4.87 | 90,960 |
| Capitals Starting With A | 0 | - | 4.97 | 127,155 |
| Capitals Starting With B | 0 | - | 4.89 | 117,801 |
| Capitals Starting With D | 0 | - | 4.93 | 95,865 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,392 |
| Olympic Host Countries | 0 | - | 4.98 | 200,215 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,522 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,711 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,633 |
| The Only European Country ... | 0 | - | 4.91 | 215,834 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,612 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,659 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,548 |
| Countries of Africa | 0 | - | 5.00 | 2,528,492 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,298 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,689 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,859 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,614 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,947 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,610 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,878 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,431 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,989 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,050 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,934 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,296 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,463 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,127 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,630 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,913 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,104 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,787 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,578 |
| Megacities on a World Map | 0 | - | 4.98 | 253,001 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,600 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,616 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,056 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,604 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,660 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,038 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,029 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,244 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,126 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,399 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,025 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,250 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,784 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,110 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,493 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,731 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,432 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,753 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,612 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,652 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,916 |
| Former Capitals | 0 | - | 4.88 | 71,354 |
| Capital Cities Chain | 0 | - | 4.83 | 82,426 |
| Coldest World Capitals | 0 | - | 4.95 | 133,423 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,335 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,553 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,600 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,542 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,654 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,014 |
| Countries of the Middle East | 0 | - | 4.96 | 200,642 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,933 |
| Slavic Countries | 0 | - | 4.96 | 111,436 |
| African Island Countries | 0 | - | 4.96 | 101,367 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,768 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,692 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,279 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,716 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,823 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,906 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,596 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,217 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,085 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,732 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,571 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,368 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,469 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,491 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,030 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,913 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,331 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,934 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,924 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,768 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,015 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,303 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,702 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,086 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,998 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,698 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,214 |
| Top African Languages on a Map | 0 | - | 4.93 | 73,568 |
