| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 98,013 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,056,590 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 340,164 |
| Top World Languages | 0 | - | 4.91 | 705,277 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,211 |
| Countries by Official Language | 0 | - | 4.95 | 154,623 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 248,323 |
| Countries in their Native Language | 0 | - | 4.98 | 177,748 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,785 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 81,650 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 112,639 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 87,874 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.86 | 51,508 |
| Places in their Native Language #1 | 0 | - | 4.86 | 210,092 |
| Places in their Native Language #2 | 0 | - | 4.88 | 112,764 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 110,620 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.82 | 65,844 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,656 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,056,130 |
| Every Country in its Official/Native Language | 0 | - | 4.96 | 17,170 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,384,645 |
| 407 Islands on the World Map | 0 | - | 4.98 | 27,834 |
| World Capitals by Map | 0 | - | 5.00 | 240,727 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,168 |
| German-Speaking Countries | 0 | - | 4.88 | 117,405 |
| Countries of the World in 1900 | 0 | - | 4.89 | 65,964 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 170,103 |
| All Countries by Northernmost Point on Land | 0 | - | 4.91 | 106,112 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 54,000 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 127,563 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 46,654 |
| African East Coast | 0 | - | 4.97 | 83,972 |
| English Speaking Countries | 0 | - | 4.72 | 338,461 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 30,787 |
| Boundary Waters | 0 | - | 4.93 | 80,974 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,473 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 44,349 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 50,984 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 59,678 |
| Pixelated World Map | 0 | - | 5.00 | 127,874 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 86,728 |
| Countries of the World in 1444 | 0 | - | 4.98 | 49,742 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 118,229 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 69,333 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 43,572 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 284,639 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 222,498 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 209,873 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 274,494 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 29,999 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.70 | 104,588 |
| Largest World's Islands on the World Map | 0 | - | 4.66 | 154,994 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,798,818 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 321,933 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,932 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 347,685 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 47,088 |
| Seas on the World Map | 0 | - | 4.97 | 121,481 |
| Seas of the World | 0 | - | 5.00 | 127,207 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 85,132 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 99,418 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,197 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 83,530 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,931 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,520 |
| World Capitals Quiz | 0 | - | 5.00 | 4,487,450 |
| French-Speaking Countries Quiz | 0 | - | 4.76 | 212,584 |
| Members of the Arab League | 0 | - | 4.85 | 61,054 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,328 |
| Himalayan Countries | 0 | - | 4.94 | 104,206 |
| Andean Countries | 0 | - | 4.91 | 57,722 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 58,665 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,069 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,435 |
| Coffee Producing Countries | 0 | - | 4.81 | 53,883 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,132 |
| Danube Countries | 0 | - | 4.97 | 56,548 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,579 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,765 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,926 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,159 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,917 |
| European Landlocked Countries | 0 | - | 4.99 | 115,022 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,162 |
| Countries with the Most Species | 0 | - | 4.99 | 89,182 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,209 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,612 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,947 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,119 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,323 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,623 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,010 |
| Countries in the Alps | 0 | - | 4.83 | 102,405 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,112 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,704 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,438 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,092 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,777 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,389 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,452 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,034 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,231 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,515 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,257 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,497 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,592 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,321 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,817 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,314 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 97,578 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,233 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,265 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 195,304 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,445 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,181 |
| Largest Countries By Category | 0 | - | 4.96 | 144,582 |
| Countries by Countries | 0 | - | 4.95 | 54,480 |
| Country Flags with the Most White | 0 | - | 4.90 | 124,017 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,600 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 44,620 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.79 | 35,946 |
| All Countries by Population With a Map | 0 | - | 4.99 | 61,639 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 76,533 |
| Countries With the Most Italian Speakers | 0 | - | 4.51 | 50,579 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,928 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 134,338 |
| Western Europe Map Quiz | 0 | - | 4.86 | 89,023 |
| Tourist Attraction by Negative Review | 0 | - | 4.90 | 59,527 |
| Who Controls It? #1 | 0 | - | 4.84 | 45,443 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 180,924 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 110,770 |
| Longest International Borders | 0 | - | 4.99 | 233,751 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 35,797 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 39,852 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 46,078 |
| Mediterranean Geography on a Map | 0 | - | 4.50 | 34,549 |
| Largest Arctic Islands with a Map | 0 | - | 4.44 | 19,095 |
| Roman Provinces on a Map | 0 | - | 4.53 | 31,668 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 93,892 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.87 | 34,344 |
| Demonym of Every Country | 0 | - | 4.91 | 49,310 |
| The Same Prefixes - Geography | 0 | - | 4.50 | 41,931 |
| "Second Best" Geography Edition #1 | 0 | - | 4.63 | 58,412 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,135 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,379,008 |
| World Capitals on an Empty Map | 0 | - | 4.55 | 46,821 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 354,400 |
| Island Countries Quiz | 0 | - | 4.99 | 659,171 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.80 | 49,359 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.76 | 39,806 |
| Biggest Countries by Area | 0 | - | 5.00 | 930,798 |
| Northernmost Countries | 0 | - | 4.99 | 326,617 |
| Countries of South America | 0 | - | 5.00 | 790,511 |
| Countries of Oceania | 0 | - | 5.00 | 890,214 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,139,299 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,566,324 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 29,183 |
| Countries with Three Borders | 0 | - | 4.96 | 31,293 |
| Analogies of Countries #1 | 0 | - | 4.84 | 50,148 |
| Five Letter Geography #4 | 0 | - | 4.84 | 65,568 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 76,654 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,385 |
| Countries with Megacities | 0 | - | 4.99 | 196,502 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 170,936 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,586 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,865 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 63,541 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,151 |
| Northernmost Capital Cities | 0 | - | 4.98 | 93,777 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,558 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,215 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,499 |
| Same Letter Country and Capital | 0 | - | 4.99 | 126,863 |
| Countries by Capital City | 0 | - | 4.99 | 49,106 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,739 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 104,855 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,754 |
| Moved Capital Cities | 0 | - | 4.94 | 52,171 |
| Independence from Whom | 0 | - | 4.99 | 185,057 |
| Subdivisions by Country | 0 | - | 4.82 | 46,370 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,129 |
| Megadiverse Countries | 0 | - | 4.96 | 125,153 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,518 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,302 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,862 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,027 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,599 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,947 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,921 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,277 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,572 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,483 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,879 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,901 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,412 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,134 |
| World Map Quiz | 0 | - | 4.90 | 49,039 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 81,289 |
| Countries by Sports in 60 Seconds | 0 | - | 4.89 | 107,016 |
| Countries in the Shape of Mr. Bean with a Map | 0 | - | 4.01 | 19,478 |
