| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 68,416 |
| Countries by Emojis | 0 | - | 4.99 | 219,330 |
| Random World Capitals on a Map | 0 | - | 4.92 | 124,139 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 84,289 |
| Countries that Produce the Most Beer | 0 | - | 4.88 | 122,293 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 261,129 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 70,615 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 393,994 |
| Random Capital to Country | 0 | - | 4.99 | 2,477,245 |
| Random Country to Capital | 0 | - | 4.98 | 856,145 |
| Megacities on a World Map | 0 | - | 4.98 | 231,108 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 544,605 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 68,645 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 98,369 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.96 | 109,597 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 101,909 |
| Capital Cities Chain | 0 | - | 4.87 | 76,140 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 84,027 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 52,296 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,257,192 |
| Countries With One Word And Two O's | 0 | - | 4.95 | 50,723 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 141,484 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.94 | 43,491 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 75,808 |
| Geography by Letter on the World Map - C | 0 | - | 4.81 | 110,529 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 65,732 |
| Top African Languages on a Map | 0 | - | 4.92 | 63,090 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.64 | 61,756 |
| Countries by Alcohol Consumption | 0 | - | 4.44 | 198,995 |
| Megacities on an Empty Map | 0 | - | 4.95 | 92,389 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.97 | 30,543 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 43,973 |
| Divided World City Name Puzzle #2 | 0 | - | 4.86 | 33,012 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.89 | 21,120 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 128,244 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 105,529 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 107,299 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 85,062 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 41,451 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.90 | 92,160 |
| Random Point on Land to Country | 0 | - | 4.98 | 218,416 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 64,790 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 98,930 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 23,985 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.90 | 29,199 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 286,132 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 82,107 |
| Rivers of Europe Quiz | 0 | - | 4.90 | 51,705 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 47,549 |
| Name the Constellations - With a Map | 0 | - | 4.91 | 33,460 |
| Pixelated Africa Map | 0 | - | 4.98 | 93,038 |
| Pixelated Asia Map | 0 | - | 4.91 | 67,668 |
| Pixelated Europe Map | 0 | - | 4.88 | 115,196 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 141,418 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 69,205 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 56,370 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 64,585 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 50,897 |
| Boundary Waters | 0 | - | 4.93 | 84,706 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 32,446 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 215,164 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 90,150 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 153,906 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.90 | 100,639 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 85,163 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.92 | 53,717 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 88,762 |
| "Second Best" Geography Edition #2 | 0 | - | 4.85 | 55,824 |
| "Second Best" Geography Edition #3 | 0 | - | 4.88 | 65,196 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.81 | 66,210 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,510 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 125,231 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 69,391 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.89 | 122,843 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 73,523 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 96,686 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 116,787 |
| World Map with 10 Random Extra Borders | 0 | - | 4.96 | 352,424 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 204,893 |
| Name a Valid Asian Country | 0 | - | 4.98 | 113,703 |
| Name a Valid African Country | 0 | - | 4.98 | 131,991 |
| Name a Valid European Country #2 | 0 | - | 4.92 | 90,505 |
| Departments of France | 0 | - | 4.88 | 43,204 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.89 | 45,955 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 99,664 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 108,471 |
| Things that are Orange by Picture | 0 | - | 4.18 | 25,560 |
| Things that are Green by Picture | 0 | - | 4.15 | 28,660 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 307,535 |
| Countries of the World Quiz | 0 | - | 5.00 | 43,802,792 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 375,893 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 450,129 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 324,096 |
| Drinks by Country | 0 | - | 4.30 | 57,993 |
| Largest Lakes in the United States on a Map | 0 | - | 4.88 | 23,149 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.53 | 467,922 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 681,467 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.97 | 40,904 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 57,180 |
| World Capitals Quiz | 0 | - | 5.00 | 4,764,310 |
| Name a World Capital A-Z | 0 | - | 5.00 | 167,485 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,348,092 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 82,161 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,424,243 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 267,699 |
| Topological Map of Africa Quiz | 0 | - | 4.82 | 19,332 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 70,901 |
| French Geography Quiz #1 | 0 | - | 4.87 | 32,851 |
| Pixelated United States Map | 0 | - | 4.90 | 87,471 |
| US States with an Empty Map | 0 | - | 5.00 | 587,016 |
| World Geography on a Map #1 | 0 | - | 4.93 | 70,390 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 89,900 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 145,270 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 116,328 |
| Biggest Cities in the Blue Banana | 0 | - | 4.54 | 33,790 |
| European Cities by Map #2 | 0 | - | 4.49 | 46,218 |
| European Cities by Map #1 | 0 | - | 4.68 | 54,300 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,095 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 49,190 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,475,284 |
| Solve the Secret Capital City | 0 | - | 4.78 | 144,052 |
| Which City in Europe? | 0 | - | 4.83 | 102,814 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 357,558 |
| Last Names by Country of Origin | 0 | - | 4.63 | 151,172 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 378,891 |
| Island Countries Quiz | 0 | - | 4.99 | 686,725 |
| Sahara Desert Countries | 0 | - | 4.98 | 142,457 |
| Himalayan Countries | 0 | - | 4.95 | 119,394 |
| Andean Countries | 0 | - | 4.92 | 66,967 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 55,442 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 110,957 |
| Coffee Producing Countries | 0 | - | 4.81 | 58,534 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 58,158 |
| Danube Countries | 0 | - | 4.97 | 60,076 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 95,827 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 81,135 |
| Countries with the Best Passports | 0 | - | 4.81 | 78,795 |
| Countries with the Worst Passports | 0 | - | 4.92 | 61,820 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 135,187 |
| European Landlocked Countries | 0 | - | 4.99 | 140,291 |
| Partially Recognized Countries | 0 | - | 4.98 | 96,738 |
| Countries with the Most Species | 0 | - | 4.99 | 91,848 |
| Countries 197 to 205 | 0 | - | 4.87 | 62,181 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 46,373 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,497 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 51,916 |
| Countries that Use the Peso | 0 | - | 4.84 | 49,059 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,464 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 52,937 |
| Countries in the Alps | 0 | - | 4.86 | 109,311 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 89,939 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 96,257 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 74,832 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 82,755 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 109,792 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,286 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 94,225 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,240 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,497 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 58,148 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 72,247 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 50,822 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 38,706 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 99,539 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,242 |
| Countries with the Most Grassland | 0 | - | 4.93 | 72,889 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 107,443 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,289 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,214 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 218,922 |
| World Countries - Blind Typing | 0 | - | 5.00 | 83,193 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 44,565 |
| Largest Countries By Category | 0 | - | 4.97 | 150,296 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.52 | 50,492 |
| Countries by Countries | 0 | - | 4.96 | 57,887 |
| Countries With One Word and Two U's | 0 | - | 4.52 | 47,359 |
| Country Flags with the Most White | 0 | - | 4.87 | 130,494 |
| Top 10 Hottest Asian Countries | 0 | - | 4.70 | 47,964 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 60,411 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 46,093 |
| All Countries by Population With a Map | 0 | - | 4.98 | 91,158 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 82,222 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 83,082 |
| Biggest Countries by Area | 0 | - | 5.00 | 982,183 |
| Northernmost Countries | 0 | - | 4.99 | 340,711 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 40,596 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 185,054 |
| Countries by Milk Production | 0 | - | 4.52 | 41,071 |
| Mountains by Country | 0 | - | 4.74 | 79,648 |
| Countries of South America | 0 | - | 5.00 | 852,216 |
| Countries of Oceania | 0 | - | 5.00 | 963,440 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,706,029 |
| Countries Which Eat the Most Beef | 0 | - | 4.45 | 48,953 |
| Countries that Beat the United States | 0 | - | 4.92 | 156,518 |
| Countries that Beat Russia | 0 | - | 4.83 | 76,007 |
| Countries that Beat Indonesia | 0 | - | 4.85 | 50,219 |
| Countries that Beat Canada | 0 | - | 4.90 | 82,968 |
| Countries that Beat Portugal | 0 | - | 4.87 | 54,722 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 139,963 |
| Western Europe Map Quiz | 0 | - | 4.87 | 91,172 |