| Geography True or False #3 | 0 | - | 4.42 | 78,210 |
| Geography True or False #4 | 0 | - | 4.49 | 82,197 |
| Geography True or False #1 | 0 | - | 4.48 | 123,242 |
| Multiple Choice Geography #3 | 0 | - | 4.81 | 74,382 |
| Geography True or False #5 | 0 | - | 4.36 | 57,931 |
| Northern Hemisphere... or Southern Hemisphere? | 0 | - | 4.95 | 110,901 |
| Boundary Waters | 0 | - | 4.92 | 88,579 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,259 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,281 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,742 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,621 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,592 |
| Multiple Choice Geography #1 | 0 | - | 4.77 | 136,528 |
| Multiple Choice Geography #2 | 0 | - | 4.46 | 89,873 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,592,598 |
| Landlocked Countries | 0 | - | 4.99 | 422,101 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 577,187 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,713 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,033 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,431 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,439 |
| World Capitals Quiz | 0 | - | 5.00 | 5,083,877 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,526 |
| Himalayan Countries | 0 | - | 4.94 | 138,795 |
| Andean Countries | 0 | - | 4.93 | 84,646 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,837 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,880 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,463 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,829 |
| Danube Countries | 0 | - | 4.97 | 72,027 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,036 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,437 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,340 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,817 |
| European Landlocked Countries | 0 | - | 4.99 | 147,155 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,671 |
| Countries with the Most Species | 0 | - | 4.99 | 103,250 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,787 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,600 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,729 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,551 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,241 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,673 |
| Countries in the Alps | 0 | - | 4.87 | 118,226 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,184 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,057 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,664 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,603 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,528 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,957 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,691 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,505 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,188 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,863 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,663 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,533 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,240 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,484 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,541 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,935 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,322 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 63,944 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,102 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,000 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,162 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,245 |
| Largest Countries By Category | 0 | - | 4.97 | 158,235 |
| Countries by Countries | 0 | - | 4.96 | 63,243 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,703 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,296 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,571 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,647 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,038 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,684 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,779,702 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,723 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,861 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,513 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,501 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,026 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,298 |
| Longest International Borders | 0 | - | 4.99 | 265,214 |
| Countries with Three Borders | 0 | - | 4.96 | 36,621 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,131 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,231 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,077 |
| Demonym of Every Country | 0 | - | 4.91 | 60,731 |
| Multiple Choice Geography #4 | 0 | - | 4.64 | 19,424 |
| History True or False #1 | 0 | - | 4.53 | 103,281 |
| History True or False #2 | 0 | - | 4.41 | 67,533 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,336 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,839 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,504 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,662 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,791 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,542 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,370 |
| Island Countries | 0 | - | 4.99 | 711,091 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,037 |
| Northernmost Countries | 0 | - | 4.99 | 362,014 |
| Countries of South America | 0 | - | 5.00 | 927,541 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,187 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,877,745 |
| "Land" Countries | 0 | - | 4.98 | 337,371 |
| Top World Languages | 0 | - | 4.92 | 824,420 |
| General Knowledge True False #1 | 0 | - | 4.58 | 55,584 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,456 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,566 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,926 |
| Countries with Megacities | 0 | - | 4.99 | 264,621 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,762 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,487 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,022 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,565 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,543 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,544 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,551 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,684 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,495 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,320 |
| Countries by Capital City | 0 | - | 5.00 | 68,642 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,376 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,818 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,414 |
| Moved Capital Cities | 0 | - | 4.96 | 74,350 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,635 |
| Countries by Official Language | 0 | - | 4.95 | 195,279 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,404 |
| Countries in their Native Language | 0 | - | 4.99 | 199,065 |
| Independence from Whom | 0 | - | 4.99 | 212,138 |
| Subdivisions by Country | 0 | - | 4.86 | 50,434 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,753 |
| Megadiverse Countries | 0 | - | 4.96 | 135,021 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,118 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,365 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,242 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,111 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,154 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,602 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,489 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,039 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,664 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,150 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,688 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,890 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,212 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,969 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,357 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,502 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,970 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,218 |
| World Map Quiz | 0 | - | 4.81 | 65,109 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,346 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,363 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,145 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 146,164 |
| Countries by Founding Story | 0 | - | 4.95 | 77,383 |
| Countries by Road Signs | 0 | - | 4.98 | 54,024 |
| Countries That Do Not Border | 0 | - | 4.99 | 60,471 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,114 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,288 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,006 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,229 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,905 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,022 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,310 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,446 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,583 |
| Widest Countries East to West | 0 | - | 4.92 | 129,658 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,460 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,392 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,124 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,773 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,606 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,881 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,376 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,800 |
| Countries With the Tallest People | 0 | - | 4.93 | 94,993 |
| Countries with Double Letters | 0 | - | 4.96 | 96,250 |
| Countries that End in N | 0 | - | 4.95 | 171,140 |
| Countries with Five Letters | 0 | - | 4.96 | 282,498 |
| Countries with Six Letters | 0 | - | 4.94 | 213,565 |
| Countries with W | 0 | - | 4.97 | 160,330 |
| Countries with Z | 0 | - | 4.98 | 291,470 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,709 |
| Countries That End in U | 0 | - | 4.95 | 120,859 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,469 |
| Countries that End in O | 0 | - | 4.92 | 159,511 |
| Countries that End in R | 0 | - | 4.87 | 118,972 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,732 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,105 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,702 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,478 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,400 |
| Countries That End in Y | 0 | - | 4.91 | 185,873 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,925 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,860 |
| Countries that End in I | 0 | - | 4.94 | 135,093 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,113 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,823 |