| Tectonic Plates Map Quiz | 0 | - | 4.99 | 82,083 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,036 |
| Countries with Fjords | 0 | - | 4.94 | 101,314 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,894 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,699 |
| World's Longest Rivers | 0 | - | 4.90 | 137,585 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 165,420 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,170 |
| North Sea Countries | 0 | - | 4.92 | 87,688 |
| Black Sea Countries | 0 | - | 4.87 | 60,738 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,576 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,671 |
| Countries With No Rivers | 0 | - | 4.96 | 77,123 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,367 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,996 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,872 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,311 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,863 |
| Seas on the World Map | 0 | - | 4.96 | 135,952 |
| Seas of the World | 0 | - | 5.00 | 158,409 |
| Megadiverse Countries | 0 | - | 4.96 | 135,270 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,963 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,996 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,149 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,797 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,626 |
| Geologic Time Scale | 0 | - | 4.41 | 10,064 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,254 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 97,104 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,848 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,348 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,309 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,288 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,724 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,917 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,656 |
| Famous Rivers | 0 | - | 4.75 | 105,231 |
| City to River #1 | 0 | - | 4.59 | 35,901 |
| Most Populous River Basins | 0 | - | 4.55 | 39,812 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,480 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,080 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,719 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,034 |
| Boundary Waters | 0 | - | 4.92 | 88,756 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,407 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,684 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,328 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,946 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,404 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,073 |
| Rivers by City | 0 | - | 4.38 | 31,772 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,217 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,082 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,865,708 |
| Biggest City by River | 0 | - | 4.38 | 52,956 |
| Landlocked Countries | 0 | - | 4.99 | 425,624 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 587,833 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,400 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,917 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,380 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,956 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,986 |
| World Capitals Quiz | 0 | - | 5.00 | 5,104,976 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,151 |
| Himalayan Countries | 0 | - | 4.93 | 140,159 |
| Andean Countries | 0 | - | 4.94 | 85,389 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,536 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,926 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,111 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,390 |
| Danube Countries | 0 | - | 4.97 | 72,357 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,563 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,811 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,074 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,567 |
| European Landlocked Countries | 0 | - | 4.99 | 147,587 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,268 |
| Countries with the Most Species | 0 | - | 4.99 | 103,548 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,377 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,768 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,874 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,825 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,563 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,990 |
| Countries in the Alps | 0 | - | 4.87 | 118,744 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,571 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,827 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,945 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,007 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,930 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,234 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,376 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,836 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,407 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,155 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,855 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,732 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,542 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,769 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,869 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,785 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,596 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,777 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,641 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,603 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,099 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,490 |
| Largest Countries By Category | 0 | - | 4.97 | 158,831 |
| Countries by Countries | 0 | - | 4.96 | 63,624 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,227 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,391 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,660 |
| All Countries by Population With a Map | 0 | - | 4.98 | 110,917 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,416 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,090 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,354 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,445 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,980 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,787 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,614 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,048 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,558 |
| Longest International Borders | 0 | - | 4.99 | 265,797 |
| Countries with Three Borders | 0 | - | 4.96 | 36,763 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,343 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,488 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,175 |
| Demonym of Every Country | 0 | - | 4.90 | 61,463 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,278 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,151 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,636 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,599 |
| Island Countries | 0 | - | 4.99 | 712,493 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,519 |
| Northernmost Countries | 0 | - | 4.99 | 363,911 |
| Countries of South America | 0 | - | 5.00 | 932,459 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,035 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,714 |
| "Land" Countries | 0 | - | 4.98 | 338,343 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,933 |
| Top World Languages | 0 | - | 4.92 | 829,569 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,230 |
| Europe Map Quiz | 0 | - | 5.00 | 4,787,304 |
| All Country Flags of the World | 0 | - | 5.00 | 3,712,078 |
| Rivers on Borders | 0 | - | 4.02 | 22,736 |
| Rivers A-Z | 0 | - | 4.35 | 32,853 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,727 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,390 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,973 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 48,011 |
| "Second Best" Geography Edition #1 | 0 | - | 4.56 | 63,665 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,881 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,423 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,101 |
| Countries with Megacities | 0 | - | 4.99 | 267,015 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,806 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,106 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,124 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,219 |
| Biggest Cities in the World | 0 | - | 4.91 | 805,375 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,279 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,330 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,960 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,183 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,205 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,112 |
| Countries by Capital City | 0 | - | 5.00 | 69,359 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,841 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,209 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,781 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,795 |
| Moved Capital Cities | 0 | - | 4.96 | 74,635 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,801 |
| Countries by Official Language | 0 | - | 4.95 | 195,963 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,592 |
| Countries in their Native Language | 0 | - | 4.99 | 199,708 |
| Independence from Whom | 0 | - | 4.99 | 213,022 |
| Subdivisions by Country | 0 | - | 4.87 | 50,606 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,408 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,923 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,530 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,637 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,224 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,828 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,836 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,097 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,565 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,021 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,251 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,498 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,365 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,439 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,139 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,569 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,830 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,311 |
| World Map Quiz | 0 | - | 4.81 | 65,700 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,160 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,702 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,567 |
