| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,403 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,796 |
| Countries with Fjords | 0 | - | 4.94 | 100,863 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,658 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,468 |
| World's Longest Rivers | 0 | - | 4.89 | 136,576 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,632 |
| Megadiverse Countries | 0 | - | 4.96 | 134,839 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,005 |
| North Sea Countries | 0 | - | 4.92 | 87,367 |
| Black Sea Countries | 0 | - | 4.87 | 60,592 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,361 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,455 |
| Countries With No Rivers | 0 | - | 4.96 | 76,772 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,212 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,066 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,742 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,372 |
| Seas on the World Map | 0 | - | 4.96 | 135,279 |
| Seas of the World | 0 | - | 5.00 | 156,725 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,503 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,450 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,668 |
| Geologic Time Scale | 0 | - | 4.41 | 10,008 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,938 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,426 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,063 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,776 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,799 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,229 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,227 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,613 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,378 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,379 |
| Famous Rivers | 0 | - | 4.75 | 104,939 |
| City to River #1 | 0 | - | 4.59 | 35,844 |
| Most Populous River Basins | 0 | - | 4.55 | 39,704 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,333 |
| Boundary Waters | 0 | - | 4.92 | 88,443 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,130 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,029 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,367 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,426 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,826 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,011 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,656 |
| Biggest City by River | 0 | - | 4.41 | 52,846 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,529 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,226 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,001 |
| Rivers by City | 0 | - | 4.38 | 31,712 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,029 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,014 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,414,991 |
| Landlocked Countries | 0 | - | 4.99 | 419,924 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,559 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,766 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,872 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,078 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,084 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,433 |
| Himalayan Countries | 0 | - | 4.95 | 137,861 |
| Andean Countries | 0 | - | 4.95 | 84,140 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,363 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,925 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,002 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,469 |
| Danube Countries | 0 | - | 4.97 | 71,759 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,698 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,157 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,848 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,926 |
| European Landlocked Countries | 0 | - | 4.99 | 146,893 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,274 |
| Countries with the Most Species | 0 | - | 4.99 | 103,033 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,433 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,465 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,635 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,393 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,066 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,462 |
| Countries in the Alps | 0 | - | 4.87 | 117,873 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 96,180 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,589 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,487 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,373 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,233 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,796 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,395 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,274 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,037 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,642 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,538 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,383 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,010 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,293 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,305 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,425 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,132 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,639 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,697 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,876 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,510 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,059 |
| Largest Countries By Category | 0 | - | 4.97 | 157,824 |
| Countries by Countries | 0 | - | 4.97 | 62,946 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,374 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,186 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,495 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,889 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,745 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,446 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,763,736 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,506 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,787 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,312 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,427 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,422 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,144 |
| Longest International Borders | 0 | - | 4.99 | 264,852 |
| Countries with Three Borders | 0 | - | 4.96 | 36,510 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,978 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,094 |
| Demonym of Every Country | 0 | - | 4.91 | 59,283 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,303 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,728 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,390 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,854 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,241 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,875 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,911 |
| Island Countries | 0 | - | 4.99 | 710,166 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,196 |
| Northernmost Countries | 0 | - | 4.99 | 360,972 |
| Countries of South America | 0 | - | 5.00 | 924,324 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,112 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,064 |
| "Land" Countries | 0 | - | 4.98 | 336,055 |
| Top World Languages | 0 | - | 4.92 | 821,493 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,370 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,279 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,317 |
| Countries with Megacities | 0 | - | 4.99 | 262,759 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,159 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,151 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,460 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,195 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,036 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,162 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,348 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,431 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,153 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,889 |
| Countries by Capital City | 0 | - | 5.00 | 68,168 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,114 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,599 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,123 |
| Moved Capital Cities | 0 | - | 4.96 | 74,155 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,529 |
| Countries by Official Language | 0 | - | 4.95 | 194,833 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,798 |
| Countries in their Native Language | 0 | - | 4.99 | 198,377 |
| Independence from Whom | 0 | - | 4.99 | 211,595 |
| Subdivisions by Country | 0 | - | 4.86 | 50,338 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,891 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,709 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,227 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,806 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,044 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,847 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,450 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,127 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,905 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,539 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,027 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,240 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,770 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,055 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,839 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,223 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,389 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,378,163 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,496 |
| World Map Quiz | 0 | - | 4.81 | 64,776 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,120 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,141 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,888 |
| Countries by Founding Story | 0 | - | 4.95 | 77,158 |
| Countries by Road Signs | 0 | - | 4.98 | 53,757 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,691 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,044 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,771 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,634 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,645 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,784 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,919 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,332 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,378 |
| Widest Countries East to West | 0 | - | 4.92 | 129,457 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,407 |
