| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,697 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,448 |
| Countries with Fjords | 0 | - | 4.93 | 100,346 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,368 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,257 |
| World's Longest Rivers | 0 | - | 4.88 | 121,314 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,335 |
| Megadiverse Countries | 0 | - | 4.96 | 134,432 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,785 |
| North Sea Countries | 0 | - | 4.92 | 86,696 |
| Black Sea Countries | 0 | - | 4.87 | 60,381 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,087 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,167 |
| Countries With No Rivers | 0 | - | 4.96 | 76,128 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,997 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,381 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,025 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,762 |
| Seas on the World Map | 0 | - | 4.96 | 134,535 |
| Seas of the World | 0 | - | 5.00 | 154,959 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,364 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,899 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,342 |
| Geologic Time Scale | 0 | - | 4.46 | 9,946 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,737 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,039 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,827 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,033 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,750 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,183 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,164 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,498 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,093 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,172 |
| Famous Rivers | 0 | - | 4.74 | 104,625 |
| City to River #1 | 0 | - | 4.59 | 35,761 |
| Most Populous River Basins | 0 | - | 4.61 | 39,583 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,163 |
| Boundary Waters | 0 | - | 4.92 | 88,130 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,897 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,494 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,591 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,998 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,358 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,987 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,611 |
| Biggest City by River | 0 | - | 4.41 | 52,723 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,360 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,082 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,935 |
| Rivers by City | 0 | - | 4.38 | 31,658 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,839 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,946 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,052,192 |
| Landlocked Countries | 0 | - | 4.99 | 415,303 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,289 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,203 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,090 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,332 |
| World Capitals Quiz | 0 | - | 5.00 | 5,042,388 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,267 |
| Himalayan Countries | 0 | - | 4.95 | 135,953 |
| Andean Countries | 0 | - | 4.94 | 83,161 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,483 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,619 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,180 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,824 |
| Danube Countries | 0 | - | 4.97 | 71,260 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,989 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,709 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,852 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,793 |
| European Landlocked Countries | 0 | - | 4.99 | 145,956 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,508 |
| Countries with the Most Species | 0 | - | 4.99 | 95,343 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,637 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,268 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,439 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,064 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,715 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,071 |
| Countries in the Alps | 0 | - | 4.86 | 117,111 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,753 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,581 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,157 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,582 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,373 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,134 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,792 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,894 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,684 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,203 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,272 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,137 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,611 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,875 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,888 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,447 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,795 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,350 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,018 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,228 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,172 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,725 |
| Largest Countries By Category | 0 | - | 4.97 | 157,017 |
| Countries by Countries | 0 | - | 4.96 | 62,438 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,658 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,022 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,376 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,280 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,268 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,933 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,730,355 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,880 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,551 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,714 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,286 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,880 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,752 |
| Longest International Borders | 0 | - | 4.99 | 264,102 |
| Countries with Three Borders | 0 | - | 4.96 | 36,284 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,698 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,791 |
| Demonym of Every Country | 0 | - | 4.91 | 58,791 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,231 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,495 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,126 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,764 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,739 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,776 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,735 |
| Island Countries | 0 | - | 4.99 | 708,300 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,618 |
| Northernmost Countries | 0 | - | 4.99 | 358,666 |
| Countries of South America | 0 | - | 5.00 | 917,711 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,047 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,854,109 |
| "Land" Countries | 0 | - | 4.98 | 334,082 |
| Top World Languages | 0 | - | 4.92 | 815,391 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,222 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,703 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,886 |
| Countries with Megacities | 0 | - | 4.99 | 248,138 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,769 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,349 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,155 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,287 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,181 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,335 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,926 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,887 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,060 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,901 |
| Countries by Capital City | 0 | - | 5.00 | 67,146 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,567 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,102 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,566 |
| Moved Capital Cities | 0 | - | 4.96 | 73,769 |
| Countries by Official Language | 0 | - | 4.95 | 193,167 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,695 |
| Countries in their Native Language | 0 | - | 4.99 | 196,995 |
| Independence from Whom | 0 | - | 4.99 | 210,136 |
| Subdivisions by Country | 0 | - | 4.86 | 50,147 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,052 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,164 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,009 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,540 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,903 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,876 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,120 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,319 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,442 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,298 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,785 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,907 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,516 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,619 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,580 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,793 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,119 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,366,883 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,123 |
| World Map Quiz | 0 | - | 4.81 | 63,789 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,615 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,581 |
| Countries by Founding Story | 0 | - | 4.95 | 76,712 |
| Countries by Road Signs | 0 | - | 4.98 | 53,271 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,771 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,515 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,236 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,308 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,108 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,306 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,498 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,076 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,524 |
| Widest Countries East to West | 0 | - | 4.92 | 129,021 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,283 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,476 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,650 |
