| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,757 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,915 |
| Countries with Fjords | 0 | - | 4.94 | 101,076 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,767 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,581 |
| World's Longest Rivers | 0 | - | 4.90 | 137,121 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,485 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,090 |
| North Sea Countries | 0 | - | 4.92 | 87,513 |
| Black Sea Countries | 0 | - | 4.87 | 60,666 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,465 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,567 |
| Countries With No Rivers | 0 | - | 4.96 | 76,944 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,291 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,331 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,789 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,997 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,616 |
| Seas on the World Map | 0 | - | 4.96 | 135,588 |
| Seas of the World | 0 | - | 5.00 | 157,530 |
| Megadiverse Countries | 0 | - | 4.96 | 135,060 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,681 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,836 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,043 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,600 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,549 |
| Geologic Time Scale | 0 | - | 4.41 | 10,041 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,156 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,937 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,823 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 29,098 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,262 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,261 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,665 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,757 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,509 |
| Famous Rivers | 0 | - | 4.75 | 105,093 |
| City to River #1 | 0 | - | 4.59 | 35,869 |
| Most Populous River Basins | 0 | - | 4.55 | 39,756 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,397 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,469 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,627 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,026 |
| Boundary Waters | 0 | - | 4.92 | 88,604 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,275 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,332 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,815 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,666 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,317 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,032 |
| Rivers by City | 0 | - | 4.38 | 31,746 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,131 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,046 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,628,017 |
| Biggest City by River | 0 | - | 4.38 | 52,896 |
| Landlocked Countries | 0 | - | 4.99 | 422,556 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 578,733 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,898 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,735 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,075 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,487 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,505 |
| World Capitals Quiz | 0 | - | 5.00 | 5,086,792 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,805 |
| Himalayan Countries | 0 | - | 4.95 | 138,984 |
| Andean Countries | 0 | - | 4.93 | 84,773 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,997 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,067 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,589 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,914 |
| Danube Countries | 0 | - | 4.97 | 72,093 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,113 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,486 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,436 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,921 |
| European Landlocked Countries | 0 | - | 4.99 | 147,222 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,758 |
| Countries with the Most Species | 0 | - | 4.99 | 103,299 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,873 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,628 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,748 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,595 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,311 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,730 |
| Countries in the Alps | 0 | - | 4.87 | 118,302 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,471 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,157 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,715 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,664 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,578 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,995 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,742 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,561 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,223 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,915 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,688 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,567 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,281 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,532 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,597 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,038 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,363 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,187 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,239 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,299 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,276 |
| Largest Countries By Category | 0 | - | 4.97 | 158,327 |
| Countries by Countries | 0 | - | 4.96 | 63,310 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,765 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,307 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,579 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,784 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,081 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,742 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,782,850 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,756 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,873 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,555 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,514 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,142 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,333 |
| Longest International Borders | 0 | - | 4.99 | 265,303 |
| Countries with Three Borders | 0 | - | 4.96 | 36,638 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,152 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,259 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,090 |
| Demonym of Every Country | 0 | - | 4.91 | 60,842 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,091 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,031 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,670 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,693 |
| Island Countries | 0 | - | 4.99 | 711,236 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,582 |
| Northernmost Countries | 0 | - | 4.99 | 362,239 |
| Countries of South America | 0 | - | 5.00 | 928,147 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,959 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,028 |
| "Land" Countries | 0 | - | 4.98 | 337,503 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,727 |
| Top World Languages | 0 | - | 4.92 | 825,147 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,095 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,307 |
| All Country Flags of the World | 0 | - | 5.00 | 3,684,129 |
| Rivers on Borders | 0 | - | 4.02 | 22,713 |
| Rivers A-Z | 0 | - | 4.35 | 32,807 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,566 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,342 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,625 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,867 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,530 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,095 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,197 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,060 |
| Countries with Megacities | 0 | - | 4.99 | 264,955 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,887 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,567 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,152 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,639 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,713 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,652 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,618 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,601 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,734 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,578 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,435 |
| Countries by Capital City | 0 | - | 5.00 | 68,720 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,422 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,866 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,360 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,455 |
| Moved Capital Cities | 0 | - | 4.96 | 74,392 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,664 |
| Countries by Official Language | 0 | - | 4.95 | 195,357 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,527 |
| Countries in their Native Language | 0 | - | 4.99 | 199,149 |
| Independence from Whom | 0 | - | 4.99 | 212,239 |
| Subdivisions by Country | 0 | - | 4.87 | 50,454 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,831 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,194 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,387 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,267 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,128 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,205 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,629 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,550 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,069 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,688 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,164 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,797 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,925 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,235 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,999 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,389 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,519 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,366 |
| World Map Quiz | 0 | - | 4.81 | 65,175 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,582 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,405 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,193 |
