| 407 Islands on the World Map | 0 | - | 4.98 | 27,860 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,059,488 |
| Island Countries Quiz | 0 | - | 4.99 | 659,487 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,274 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,565 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 131,324 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,954 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,167 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 81,775 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 112,813 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 87,970 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.86 | 51,569 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 110,748 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.82 | 65,885 |
| Top World Languages on a Map | 0 | - | 4.91 | 92,897 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 98,085 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,678 |
| Islands by Shape #2 | 0 | - | 4.87 | 44,928 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,057,766 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,386,549 |
| Largest Arctic Islands with a Map | 0 | - | 4.44 | 19,104 |
| World Capitals by Map | 0 | - | 5.00 | 240,951 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,192 |
| Countries of the World in 1900 | 0 | - | 4.89 | 66,037 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 170,188 |
| All Countries by Northernmost Point on Land | 0 | - | 4.91 | 106,182 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 54,040 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 127,670 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 46,660 |
| African East Coast | 0 | - | 4.97 | 84,023 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 30,804 |
| Boundary Waters | 0 | - | 4.93 | 81,008 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,546 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 44,450 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 51,046 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 59,731 |
| Pixelated World Map | 0 | - | 5.00 | 127,944 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 86,795 |
| Countries of the World in 1444 | 0 | - | 4.98 | 49,785 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 69,383 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 43,601 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 284,742 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 222,597 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 209,966 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 274,650 |
| World's Biggest Islands Quiz | 0 | - | 4.28 | 120,551 |
| Islands With the Highest Elevation | 0 | - | 4.58 | 17,031 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,031 |
| Most Populous Islands | 0 | - | 4.71 | 112,608 |
| Islands by Largest City #1 | 0 | - | 4.48 | 82,029 |
| People Born on Islands | 0 | - | 4.43 | 40,055 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,823,622 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 322,376 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,972 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 348,677 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 47,183 |
| Seas on the World Map | 0 | - | 4.97 | 121,537 |
| Seas of the World | 0 | - | 5.00 | 127,299 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 85,166 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 99,508 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,224 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 83,590 |
| Islands by Largest City #2 | 0 | - | 4.72 | 26,708 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,991 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,584 |
| World Capitals Quiz | 0 | - | 5.00 | 4,489,427 |
| Members of the Arab League | 0 | - | 4.85 | 61,349 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,483 |
| Himalayan Countries | 0 | - | 4.94 | 104,375 |
| Andean Countries | 0 | - | 4.91 | 57,844 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 58,767 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,148 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,489 |
| Coffee Producing Countries | 0 | - | 4.81 | 53,929 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,178 |
| Danube Countries | 0 | - | 4.97 | 56,569 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,598 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,780 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,979 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,205 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,979 |
| European Landlocked Countries | 0 | - | 4.99 | 115,041 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,198 |
| Countries with the Most Species | 0 | - | 4.99 | 89,199 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,240 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,629 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,963 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,154 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,338 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,633 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,043 |
| Countries in the Alps | 0 | - | 4.83 | 102,455 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,150 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,773 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,476 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,125 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,812 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,423 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,489 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,063 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,247 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,541 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,285 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,513 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,601 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,350 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,845 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,343 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 97,662 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,259 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,292 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 195,449 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,530 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,197 |
| Largest Countries By Category | 0 | - | 4.96 | 144,642 |
| Countries by Countries | 0 | - | 4.95 | 54,519 |
| Country Flags with the Most White | 0 | - | 4.90 | 124,105 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,623 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 44,634 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.79 | 35,978 |
| All Countries by Population With a Map | 0 | - | 4.99 | 61,718 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 76,573 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,981 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 134,391 |
| Western Europe Map Quiz | 0 | - | 4.87 | 89,039 |
| Tourist Attraction by Negative Review | 0 | - | 4.90 | 59,570 |
| Who Controls It? #1 | 0 | - | 4.84 | 45,457 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 180,977 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 110,792 |
| Longest International Borders | 0 | - | 4.99 | 233,831 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 35,835 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 39,899 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 46,102 |
| Mediterranean Geography on a Map | 0 | - | 4.50 | 34,561 |
| Roman Provinces on a Map | 0 | - | 4.53 | 31,693 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 93,948 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.87 | 34,360 |
| Demonym of Every Country | 0 | - | 4.91 | 49,363 |
| Islands by Shape #1 | 0 | - | 4.27 | 71,502 |
| Islands by Picture | 0 | - | 4.30 | 91,494 |
| Islands by Wikipedia Descriptions | 0 | - | 4.52 | 35,086 |
| Name a Valid Island | 0 | - | 4.71 | 54,512 |
| Island Superlatives | 0 | - | 4.58 | 32,593 |
| The Same Prefixes - Geography | 0 | - | 4.50 | 41,972 |
| "Second Best" Geography Edition #1 | 0 | - | 4.63 | 58,437 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,143 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,379,746 |
| World Capitals on an Empty Map | 0 | - | 4.55 | 46,858 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 340,325 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 354,620 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.80 | 49,392 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.75 | 39,830 |
| Biggest Countries by Area | 0 | - | 5.00 | 931,285 |
| Northernmost Countries | 0 | - | 4.99 | 326,719 |
| Countries of South America | 0 | - | 5.00 | 791,051 |
| Countries of Oceania | 0 | - | 5.00 | 890,869 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,141,919 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,567,525 |
| Top World Languages | 0 | - | 4.91 | 705,783 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 29,201 |
| Countries with Three Borders | 0 | - | 4.96 | 31,317 |
| Analogies of Countries #1 | 0 | - | 4.84 | 50,203 |
| Five Letter Geography #4 | 0 | - | 4.84 | 65,632 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 76,748 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,493 |
| Countries with Megacities | 0 | - | 4.99 | 196,659 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,072 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,671 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,975 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,631 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,309 |
| Northernmost Capital Cities | 0 | - | 4.98 | 93,834 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,591 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,239 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,569 |
| Same Letter Country and Capital | 0 | - | 4.99 | 126,939 |
| Countries by Capital City | 0 | - | 4.99 | 49,156 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,776 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 104,906 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,794 |
| Moved Capital Cities | 0 | - | 4.94 | 52,188 |
| Countries by Official Language | 0 | - | 4.95 | 154,701 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 248,445 |
| Countries in their Native Language | 0 | - | 4.98 | 177,814 |
| Independence from Whom | 0 | - | 4.99 | 185,163 |
| Subdivisions by Country | 0 | - | 4.82 | 46,384 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,175 |
| Megadiverse Countries | 0 | - | 4.96 | 125,197 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,887 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,316 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,054 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,653 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,983 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,286 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,624 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,502 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,904 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,910 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,443 |
| World Map Quiz | 0 | - | 4.90 | 49,102 |
