| Landmarks of Countries #1 | 0 | - | 4.88 | 108,229 |
| Boundary Waters | 0 | - | 4.92 | 88,668 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,331 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,479 |
| Landlocked Countries | 0 | - | 4.99 | 423,813 |
| Landmarks of Countries #2 | 0 | - | 4.51 | 54,371 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,731,549 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,819 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,217 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,708 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,730 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,342 |
| Himalayan Countries | 0 | - | 4.94 | 139,520 |
| Andean Countries | 0 | - | 4.94 | 85,058 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,244 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,445 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,803 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,116 |
| Danube Countries | 0 | - | 4.97 | 72,209 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,302 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,623 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,706 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,213 |
| European Landlocked Countries | 0 | - | 4.99 | 147,376 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,975 |
| Countries with the Most Species | 0 | - | 4.99 | 103,421 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,113 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,681 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,792 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,693 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,439 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,850 |
| Countries in the Alps | 0 | - | 4.87 | 118,490 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,071 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,451 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,811 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,812 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,745 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,097 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,916 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,670 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,297 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,017 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,761 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,630 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,386 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,639 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,721 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,374 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,475 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,224 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,352 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,911 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,653 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,381 |
| Largest Countries By Category | 0 | - | 4.97 | 158,545 |
| Countries by Countries | 0 | - | 4.96 | 63,439 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,006 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,348 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,620 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,906 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,206 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,926 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,657 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,572 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,553 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,441 |
| Longest International Borders | 0 | - | 4.99 | 265,527 |
| Countries with Three Borders | 0 | - | 4.96 | 36,689 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,241 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,367 |
| Demonym of Every Country | 0 | - | 4.90 | 61,146 |
| World Capitals Quiz | 0 | - | 5.00 | 5,094,705 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,792,035 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,354 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,232 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,266 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,097 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,539 |
| Island Countries | 0 | - | 4.99 | 711,755 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,419 |
| Northernmost Countries | 0 | - | 4.99 | 363,066 |
| Countries of South America | 0 | - | 5.00 | 929,956 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,231 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,324 |
| "Land" Countries | 0 | - | 4.98 | 337,880 |
| Top World Languages | 0 | - | 4.92 | 827,186 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,644 |
| Globe Grid | 0 | - | 4.32 | 32,028 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,062 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,774 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,440 |
| Countries with Megacities | 0 | - | 4.99 | 265,863 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,235 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,752 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,496 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,845 |
| Cities by Landmark #1 | 0 | - | 3.95 | 44,973 |
| Cities by Landmark #2 | 0 | - | 3.92 | 35,364 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,955 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,882 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,781 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,969 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,901 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,758 |
| Countries by Capital City | 0 | - | 5.00 | 69,042 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,622 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,035 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,616 |
| Moved Capital Cities | 0 | - | 4.96 | 74,514 |
| Countries by Official Language | 0 | - | 4.95 | 195,637 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,065 |
| Countries in their Native Language | 0 | - | 4.99 | 199,413 |
| Independence from Whom | 0 | - | 4.99 | 212,559 |
| Subdivisions by Country | 0 | - | 4.87 | 50,534 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,070 |
| Megadiverse Countries | 0 | - | 4.96 | 135,154 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,438 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,460 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,339 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,163 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,373 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,698 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,741 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,471 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,748 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,207 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,095 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,331 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,058 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,476 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,602 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,388,490 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,825 |
| World Map Quiz | 0 | - | 4.81 | 65,380 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,266 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,531 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,654 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,674 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,331 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,957 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,192 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,313 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,530 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,584 |
| Tallest Countries North to South | 0 | - | 4.85 | 128,879 |
| Widest Countries East to West | 0 | - | 4.92 | 130,185 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,529 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,022 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,439 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,932 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,806 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,081 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,447 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,852 |
| Countries with Double Letters | 0 | - | 4.96 | 96,679 |
| Countries that End in N | 0 | - | 4.95 | 171,559 |
| Countries with Five Letters | 0 | - | 4.96 | 283,206 |
| Countries with Six Letters | 0 | - | 4.94 | 214,021 |
| Countries with W | 0 | - | 4.96 | 160,639 |
| Countries with Z | 0 | - | 4.98 | 291,960 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,005 |
| Countries That End in U | 0 | - | 4.95 | 121,020 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,793 |
| Countries that End in O | 0 | - | 4.92 | 159,671 |
| Countries that End in R | 0 | - | 4.87 | 119,073 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,831 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,468 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,933 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,650 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,574 |
| Countries That End in Y | 0 | - | 4.91 | 185,999 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,188 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,073 |
| Countries that End in I | 0 | - | 4.94 | 135,215 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,378 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,930 |
| Countries That End in NIA | 0 | - | 4.92 | 109,923 |
| Countries That End in BIA | 0 | - | 4.93 | 149,401 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,335 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,620 |
| Countries That End in RIA | 0 | - | 4.93 | 126,938 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,216 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,101 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,954 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,392 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,932 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,691 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,188 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,490 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,722 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,547 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,519 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 54,204 |
| Countries that End in L | 0 | - | 4.94 | 156,994 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 216,719 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,306 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,152 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,083 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,133 |
