| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,800,028 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,348 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,606 |
| Longest International Borders | 0 | - | 4.99 | 263,504 |
| Countries with Three Borders | 0 | - | 4.96 | 36,170 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,589 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,307 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,610 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,581 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,714 |
| Find the City #1 | 0 | - | 4.97 | 42,087 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,127 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,515 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,528 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,300 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 110,927 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 63,075 |
| Countries That Do Not Border | 0 | - | 4.99 | 59,222 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 144,616 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.84 | 76,296 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,220 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.98 | 115,047 |
| 407 Islands on the World Map | 0 | - | 4.99 | 34,680 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,137 |
| One Border Countries | 0 | - | 4.98 | 464,203 |
| Smallest Countries with at Least Two Borders | 0 | - | 4.96 | 31,377 |
| World Capitals by Map | 0 | - | 5.00 | 283,109 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,642 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,452 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,087 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 124,993 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 61,736 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,789 |
| Countries by Borders #1 | 0 | - | 5.00 | 193,546 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 310,448 |
| Longest Border by Country #1 | 0 | - | 4.99 | 145,243 |
| Largest Countries with No Borders | 0 | - | 4.97 | 219,905 |
| Countries with Two Borders | 0 | - | 4.99 | 145,319 |
| Countries by Borders #2 | 0 | - | 4.96 | 135,420 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 140,221 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 130,170 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 114,675 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.91 | 93,160 |
| Countries by Borders #3 | 0 | - | 4.98 | 97,490 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,552 |
| Bordering Countries Forming Words #2 | 0 | - | 4.96 | 32,577 |
| Longest Border by Country #2 | 0 | - | 4.95 | 120,397 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,002 |
| Countries Sandwiched Between Two Others | 0 | - | 4.89 | 90,861 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,270 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,169 |
| African East Coast | 0 | - | 4.96 | 95,013 |
| Clear All Country Borders on the World Map | 0 | - | 4.63 | 40,761 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,456 |
| Boundary Waters | 0 | - | 4.92 | 88,027 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,801 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,246 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,243 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,818 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,713 |
| Pixelated World Map | 0 | - | 5.00 | 142,396 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,688 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,491 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,850 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,267 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 138,869 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 51,658 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 79,939 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,591 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,761 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,595 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,732 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,643 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 173,875 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,899,235 |
| Landlocked Countries | 0 | - | 4.99 | 413,367 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,346 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,336 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,656 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,524 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,172 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,159 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,912 |
| Seas on the World Map | 0 | - | 4.96 | 133,791 |
| Seas of the World | 0 | - | 5.00 | 154,281 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,874 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,401 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,146 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,972 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,569 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,919 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,877 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,476 |
| Himalayan Countries | 0 | - | 4.95 | 135,262 |
| Andean Countries | 0 | - | 4.94 | 82,776 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,190 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,134 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,851 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,560 |
| Danube Countries | 0 | - | 4.97 | 71,060 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,722 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,513 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,414 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,339 |
| European Landlocked Countries | 0 | - | 4.99 | 145,725 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,162 |
| Countries with the Most Species | 0 | - | 4.99 | 95,229 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,302 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,358 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,946 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,556 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,927 |
| Countries in the Alps | 0 | - | 4.86 | 116,778 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,531 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,204 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,990 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,400 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,123 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,975 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,542 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,730 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,157 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,029 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,186 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,027 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,425 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,716 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,729 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,012 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,617 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,241 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,743 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,140 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,559 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,582 |
| Largest Countries By Category | 0 | - | 4.97 | 156,713 |
| Countries by Countries | 0 | - | 4.96 | 62,235 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,340 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,956 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,319 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,677 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,585 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,081 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,732 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,398 |
| Smallest Countries Bordering Each Other | 0 | - | 4.63 | 92,280 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,683 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,475 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,532 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,224 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,431 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,650 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,146 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,080 |
| Largest Arctic Islands with a Map | 0 | - | 4.46 | 20,509 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,547 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,126 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,849 |
| Demonym of Every Country | 0 | - | 4.91 | 58,618 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,207 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,380 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,580 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,011 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,562 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,010 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,488 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,452 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,035 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,691 |
| Island Countries | 0 | - | 4.99 | 707,517 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,132 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,927 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,145 |
| Northernmost Countries | 0 | - | 4.99 | 357,585 |
| Countries of South America | 0 | - | 5.00 | 914,274 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,912 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,430 |
| "Land" Countries | 0 | - | 4.98 | 333,572 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,025 |
| Top World Languages | 0 | - | 4.92 | 812,805 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,157 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,461 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,037 |
| Countries with Megacities | 0 | - | 4.99 | 246,607 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,963 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,830 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,401 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,771 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,899 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,622 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,578 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,569 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,377 |
| Countries by Capital City | 0 | - | 5.00 | 66,577 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,299 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,879 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,396 |
| Moved Capital Cities | 0 | - | 4.96 | 73,561 |
| Countries by Official Language | 0 | - | 4.95 | 192,716 |
